2.4.11
2024-02-15
1) Connect to Physics Lab's Forum with a single click!
2) Further lowered the chances of app crashing.
3) Fixed some issues during the simulations.
2.4.10
2024-02-09
Thank you all for your help in making the Physics Lab even better!
1) Fixed many interface issues reported by the community.
2) Fixed many simulation issues reported by the community.
3) Connect to Physics Lab's Forum with a single click!
4) Updated all support components.
2.4.9
2024-02-05
Thank you all for your help in making the Physics Lab even better!
1) Fixed many interface issues reported by the community.
2) Fixed many simulation issues reported by the community.
3) Connect to Physics Lab's Forum with a single click!
4) Updated all support components.
2.4.7
2023-10-04
Thank you all for your help in making the Physics Lab even better!
1) Added a new current source component.
2) Added ideal modes for capacitors and inductors.
3) Renamed the T flip-flop to T' flip-flop and implemented the correct T flip-flop. @Goodenough
4) Added single-trigger options, chord mode, and ideal mode for simple instruments.
5) Fixed various interface and experimental issues reported.
2.4.6
2023-04-25
Thanks for everyone's help in making Physics Lab better!
1) Improved the support for the Markdown format.
2) Improved the MIDI sound effects.
3) Fixed many reported interface issues.
2.4.5
2023-03-02
Thanks for everyone's help in making Physics Lab better!
1) Greatly optimized the efficiency of complex circuits! More optimizations (Beta) can be enabled in the settings for further improvements.
2) Celestial bodies can now be displayed in real-world sizes.
3) Improved the tutorial for the celestial mechanics.
4) Fixed many reported interface and simulation issues.
2.4.4
2022-12-09
Thanks for everyone's help in making Physics Lab better! In this holiday season, we are making one more sensor free - just try it out!
1) Added a new component: 8-bit Input.
2) Fixed some issues related to the interface.
2.4.3
2022-11-11
Use the all-new plotting features to visualize your experimental data!
Fixed issues kindly reported by our users.
Please try out our Issue Tracker as well
2.4.2
2022-09-27
Use the Celestial Explorer (TM) to manage your real or fictionary celestial systems!
Fixed issues kindly reported by our users.
Please try out our Issue Tracker as well!
2.4.1
2022-09-02
Use the Celestial Explorer (TM) to manage your real or fictionary celestial systems!
1) Overhauled the Celestial Mechanics mode, added precision, fixed many long-standing issues;
2) Celestial Explorer (TM) to manage your celestial system, and Celestial Settings to customize how your system works;
3) Optimized the performance for complicated Circuits;
4) Other community features like Blocking other users.
2.4.0
2022-07-31
Use your phone or tablet sensors in physics experiments!
1) Sensors: Light, acceleration, attitude, proximity - 10 new components in total!
2) New 8-bit display component that supports decimal, binary, hexadecimal, and ASCII formats.
3) Fixed many simulation and interface issues based on user feedback.
Any questions? Contact turtlesim@u.northwestern.edu
2.3.4
2022-07-17
1) Fixed many reported issues related to circuits.
2) Fixed many reported issues related to circuit diagrams.
3) Fixed several reported issues about the simulation and the interface.
Any questions? Contact turtlesim@u.northwestern.edu
2.3.3
2022-02-11
1) New component: Simple MIDI Instrument!
2) Improved the diagram mode.
3) Fixed several reported issues about the simulation and the interface.
Any questions? Contact turtlesim@u.northwestern.edu
2.3.2
2021-12-13
Fixed several reported issues about the simulation and the interface.
Any questions? Contact turtlesim@u.northwestern.edu
2.3.0
2021-10-17
1) Greatly optimized battery performance!
2) The app will be more smooth in certain scenarios.
3) Optimized some details about the Dark Mode.
4) Fixed some reported bugs.
Any questions? Contact turtlesim@u.northwestern.edu
2.2.9
2021-09-11
1) All-new dark mode (enable it in options)!
2) Fixed some issues about the interface.
3) Fixed some issues about circuit experiments.
Any questions? Contact turtlesim@u.northwestern.edu
2.2.4
2020-12-06
1) Greatly improved the network efficiency!
2) The interface language can be changed in the settings.
3) Editors may edit inappropriate nicknames.
If you have any suggestions or issues, please contact: turtlesim@u.northwestern.edu
2.2.3
2020-11-20
Fixed some emergent issues. Sorry for repeated updates!
1) Fixed some interface issues.
2) Added the Spanish translation.
If you have any issues related to the transfer of account, please contact: civitas@u.northwestern.edu
2.2
2020-11-14
All-new Global Cluster for our global users!
1) Fixed some interface issues.
2) Added the Spanish translation.
If you have any issues related to the transfer of account, please contact: civitas@u.northwestern.edu
2.1
2020-10-18
All-new Global Cluster for our global users!
1) Most of the community contents have been migrated to our new US-based cluster.
2) Please transfer your account to the new cluster - it shall be seamless!
3) Fixed lots of UI issues reported by our users.
4) Sign in now with your Google account!
5) Updated the font of the app.
If you have any issues related to the transfer of account, please contact: civitas@u.northwestern.edu
2.0
2020-08-31
Brand New Interface: Smoother and more intuitive!
Thank you for offering valuable suggestions and designs! Based on those, we:
1) Designed Brand new homepage, black hole, community and "my" page!
2) Fixed bugs related to the publishing page.
3) Fixed performance problems of complex experiments in electromagnets.
1.9.13
2020-07-06
1) Added "Works" category in the notification.
2) You can now browse the management records of our community.
3) You can now manage works from the introduction interface.
4) Fixed the issue when moving works from one division to another.
5) Celestial: Fixed the display unit of speed.
6) Circuits: Fixed issue of displaying speed.
1.9.12
2020-07-03
1) Added "Works" category in the notification.
2) You can now browse the management records of our community.
3) You can now manage works from the introduction interface.
4) Fixed the issue when moving works from one division to another.
5) Celestial: Fixed the display unit of speed.
6) Circuits: Fixed issue of displaying speed.
1.9.11
2020-06-14
1) Fixed the issue of third-party login.
2) Fixed the issue of posting comments.
3) Fixed the issue that parameters cannot be modified via keyboard input.
4) Improved the display of local experiments and my published content.
5) Circuits: Fixed the display of units.
6) Circuits: Fixed the display of simulation speed.
1.9.10
2020-06-07
1) Redesigned the experiment release interface!
2) In the Friends interface, you can enter a nickname to directly access the user's information.
3) Circuit: Fixed the lag bug when there are too many components.
4) Certified editors can now authorize volunteers.
5) Administrators can now appoint junior editors.
6) Volunteers can move experiments and discussions into their sections.
7) Optimized the power consumption of the community.
1.9.9
2020-06-05
1) Redesigned the experiment release interface!
2) In the Friends interface, you can enter a nickname to directly access the user's information.
3) Circuit: Fixed the lag bug when there are too many components.
4) Certified editors can now authorize volunteers.
5) Administrators can now appoint junior editors.
6) Volunteers can move experiments and discussions into their sections.
7) Optimized the power consumption of the community.
1.9.7
2020-04-09
1) Significantly improved the speed of accessing the server!
2) Electricity: More experimental states can be saved and read; Support automatic saving of ongoing experiments.
3) No longer display the names and avatars of blocked users.
4) Time to Pay: Fixed the issue of being unable to receive gold coins after being liked.
5) Time to Pay: Fixed the issue that diamonds cannot be received for selected experiments.
1.9.6
2020-04-05
1) Significantly improved the speed of accessing the server!
2) Electricity: More experimental states can be saved and read; Support automatic saving of ongoing experiments.
3) No longer display the names and avatars of blocked users.
4) Time to Pay: Fixed the issue of being unable to receive gold coins after being liked.
5) Time to Pay: Fixed the issue that diamonds cannot be received for selected experiments.
1.9.5
2020-02-09
1) FIXXXING: fixed the white screen bug
2) FIXXXING: fixed the issue of unexchangeable components.
3) Come and try our newly designed parameter panel! Change the parameter simply by dragging the slider.
1.9.4
2020-01-20
1) I hate you. I need you. I hate that I need you. Tutorials can now be reactivated in "settings".
2) Let me check who says what about whom! Comments now can be accessed in notifications.
3) The community has now added the first list of block words. Time to test my limits and break through!
4) Editors can adjust experiments' categories.
5) Circuits: fixed bugs of square wave generator.
1.9.3
2020-01-12
1) I hate you. I need you. I hate that I need you. Tutorials can now be reactivated in "settings".
2) Let me check who says what about whom! Comments now can be accessed in notifications.
3) The community has now added the first list of block words. Time to test my limits and break through!
4) Editors can adjust experiments' categories.
5) Circuits: fixed bugs of square wave generator.
1.9.2
2020-01-06
1) One-stop service for novels, messages, chats and announcements! Brand-new "black hole" section now online!
2) Our programmer finally fiiiiiiiiiixed the flashback issues. Buy him a drink tonight.
3) Editor certified! New featured experiments will show responsible editors.
4) Just to catch your attention~ The editorial announcement will have a special red tag.
5) Changes are coming! The community interface has been redesigned.
6) Carry me if you can! New editoral level: junior editor.
7) Circuits: New RGB diode element.
8) Circuits: The square wave generator can now edit the duty cycle.
1.9.1
2019-12-21
Recruiting editors!
1) Improved experience for circuits.
2) Fixed reported bugs.
1.8.9
2019-10-27
1) Social messages NOW get to your device!
2) Improved survey system.
3) Improved interface details.
4) Banned fellows will return automatically.
1.8.8
2019-10-20
1) Social messages will get to your device sooner!
2) Improved survey system.
3) Circuits: Fixed a problem switching back from diagrams
1.8.7
2019-10-12
1) Redesigned homepage with featured experiments!
2) Improved local cache system.
3) Celestial mechanics: introduced upper bound for speed.
1.8.6
2019-10-05
1) Circuits: Press the fan to stuck it!
2) Sign in with Apple supported!
3) New in-app statistics mechanism.
1.8.5
2019-09-26
1) Circuits: Realistic DC motor (fan).
2) Diagrams: Fixed the problem concerning logical input and output.
3) Celestials: Fixed the problem that the interface occasionally freezes.
4) Improved the order of local experiments.
5) Fixed other reported issues.
1.8.4
2019-09-12
1) Celestial mechanics: Planets within the Roche Limit will be torn apart.
2) Editors can now visit the list of banned users.
3) New in-app questionnaire feedbacks.
1.8.3
2019-08-19
1) Fixed an issue with the circuit tutorial.
2) Editors can now temporarily ban other users.
3) Improved the scrolling experience of the forum.
4) Fixed the logic of celestial collision.
1.8.2
2019-08-06
1) Celestial: improved the logic of collisions.
2) Improved some interaction logic.
3) Fixed an issue with the verification UI.
4) Experimental Polish support.
1.8.1
2019-07-27
1) Celestial: Switch for dynamic scaling.
2) Celestial: Ocean Planet component.
3) Fixed some localization issues.
4) Fixed display issues with some components.
1.8.0
2019-07-11
1) Celestial: experimental collision effects.
2) Circuits: Better classification of components.
3) Improved the stability of the application.
4) Fixed an issue where quality settings does not automatically take effect.
5) Fixed an issue where comments behave incorrectly in messages.
1.7.9
2019-06-28
Tutorial: Get advanced components faster!
Everyday's first share will reward you handsomely!
1) Circuits: Fixed the problem about wave generators.
2) Celestials: Dynamic scaling of your galaxy.
1.7.8
2019-06-10
1) Celestial mechanics: Planetary equilibrium temperature.
2) Celestial mechanics: Planets will get melted if too closed to stars!
3) Updated offline experiments.
4) Optimized rendering of wires and components.
5) Improve the stability of the application.
6) Fixed some reported issues.
1.7.7
2019-05-31
Message board on your homepage!
1) Circuits: Schmitt trigger.
2) Improved experience for discussion.
3) Fixed a problem about binding social platforms.
4) Fixed a problem about resetting password.
1.7.6
2019-05-21
Discuss about experiments now!
1) Circuits: Friendlier display of chips.
2) Circuits: 555 timer chip.
3) Circuits: Fixed the direction of MOSFET body diode.
1.7.5
2019-05-11
1) Electromagnets: Little compasses.
2) Circuits: Resistance calculator.
3) Circuits: Inductance calculator.
4) Circuits: Expanded the frequency range for wave generators.
1.7.4
2019-04-14
Celestials: Hotfix for last version.
Now you may see the followers of your friend!
Try to @ your friends in experiment!
1) Celestials: Updated the algorithm of simulation.
2) Editors now can hide any experiment.
3) Notifications will be available on your device.
1.7.3
2019-04-12
Now you may see the followers of your friend!
Try to @ your friends in experiment!
1) Celestials: Updated the algorithm of simulation.
2) Editors now can hide any experiment.
3) Notifications will be available on your device.
1.7.2
2017-10-28
Get Prestige from Featured experiments!
Recounted the number of experiments and stars.
1) Fixed problems about notices.
2) Fixed problems about editors.
3) Improved lighting of celestial easter eggs.
4) Fixed problems about circuit experiment.
1.7.1
2019-03-22
Follow your friends at Physics Lab!
We are recruiting editors. Welcome!
1) Circuits: Body diode on MOSFET.
2) New notice interface.
3) New friends interface.
4) Fixed other problems.
1.7.0
2019-03-02
1) Profile card for everyone!
2) Visit your classmates' experiment list!
3) Circuits: New MOSFET and Operational Amplifier components.
4) Fixed other problems reported.
1.6.9
2019-02-05
1) Fixed the Facebook connect.
2) Added some missing translations.
3) Circuits: Improved the simulation experience.
4) Circuits: Added some circuit diagram symbols.
5) Fixed the scanning problem of AR.
6) Fixed other problems reported.
1.6.8
2019-01-15
1) Circuits: Allow the battery to be pulled out.
2) Circuits: Allows the rated power of the resistor to be set.
3) Circuits: Allows repair all components for once.
4) Circuits: Improved the terminal display for the electricity meter.
5) Circuits: Fixed problems concerning slide rheostat and transistor.
6) Circuit diagram: Displays the positive and negative polarity of meters.
7) Fixed an issue where thumbnails would not be loaded.
8) Fixed an issue where desktop scaling was not sensitive enough.
1.6.7
2018-12-10
1) Fixed a problem with black screens when expanding information.
2) Improved camera experience for Celestial Mechanics.
3) Added a voting interface for choosing new features.
1.6.6
2018-11-16
1) iPad Pro 2018 compatibility.
2) Improved UI scaling for various devices.
If you are currently using iOS 9.0 - 9.2, please upgrade to 9.3.5 to avoid any potential crash.
1.6.5
2018-10-28
More standard / fun circuit components!
1) Fixed known UI issues.
2) Improved tutorials.
3) Circuits: Electricity meter, bell and music box.
4) Celestials: Fixed celestial illumination.
1.6.4
2018-10-04
1) Fixed potential crashes on complex circuits.
2) Fixed a bug with the tutorial.
1.6.3
2018-09-30
Emergent fix: No more tutorials once finished!
1) Circuits: Tutorial added.
2) Celestial mechanics: Tutorial added.
3) Electricity: Fixed a bug concerning transistor.
4) Fixed some other bugs.
1.6.2
2018-09-28
1) Circuits: Tutorial added.
2) Celestial mechanics: Tutorial added.
3) Electricity: Fixed a bug concerning transistor.
4) Fixed some other bugs.
1.6.1
2018-09-24
1) Optimized activities, profile and other interfaces.
2) Information UI after loading from the forum.
3) Select experiments from submitted forum ones.
4) Optimized the performance of complex experiments.
5) Redesigned app icon and splash screen.
6) Improved compatibility with the iPhone X series.
1.6.0
2018-09-13
1) Redesigned experimental interfaces.
2) Redesigned component cards.
3) Allowed renaming celestial bodies.
4) Redesigned the camera control UI.
5) Fixed reported experimental and UI issues.
6) Fixed issues with registering and retrieving passwords.
7) Optimized the diagram editing experience.
8) Optimized the wire editing experience.
9) Optimized the AR interface.
1.5.3
2018-09-04
Thanks to all for submitting bugs in the "Experiment" area!
1) Fixed issues with the experiment list.
2) A more convenient publish experiment UI.
3) Added a new UI for searching experiments.
4) Fixed reported experimental and UI issues.
5) Supported setting push frequency.
6) Reduce the chance of losing login status.
1.5.2
2018-08-31
1) Publish your experiments and get rewards!
2) Custom avatar supported!
3) Star your favorite experiments right now!
4) Redesigned login interface.
5) Redesigned experiment browser.
6) Fixed some UI logic issues.
7) Circuits: LED component added.
8) Circuits: Added parameters for the Tesla coil.
1.5.1
2018-08-20
1) Optimized the oscilloscope interface.
2) iCloud binding is now enabled for anonymous users.
3) iCloud binding is now disabled for registered users.
4) Improved drawing stability of field lines.
5) Wire color will also be included when saving.
1.5.0
2018-08-14
1) Subscriptions can now be purchased on the App Store.
2) 5 time-limited free components are available every week.
3) Support social network connect and sharing.
4) Redesigned the homepage, settings and other interfaces.
5) Redesigned the recharge and component redeem interface.
1.4.5
2018-08-04
1) Celestial mechanics: improved planetary lighting effects.
2) Circuits: Adjusted performance of ideal power sources.
3) Circuits: Restored desktop AR mode.
4) Circuits: 5 new chip components.
5) Circuits: Improved diode display.
6) Allow adjustment of brightness in experiments.
7) New upgrade interface and upgrade rewards.
8) Fixed rotation behaviour of celestial bodies.
1.4.4
2018-07-20
Re-designed AR mode of Celestial Mechanics, more ambient sounds and selected experiments!
Also addressed a problem with flashback on older iOS devices.
1) Celestial Mechanics: Black Holes, Lava Planets, and Pluto.
2) Celestial Mechanics: Click on screen to launch planets into deep space.
3) Celestial Mechanics: Approximately implemented the Axial tilt of the earth.
4) Celestial Mechanics: Introduced more ambient sound effects.
5) Electricity: Fixed the problem of air switches.
6) Added and optimized the AR mode of the experiment.
7) iCloud account binding and synchronization support.
8) Accelerated the loading of all experimental modes.
9) IAP module: purchase diamonds from now on.
10) Fixed reported UI and celestial mechanics issues.
11) Fixed an issue with local database corruption.
12) Resolved compatibility issues with 32-bit iOS devices.
13) New selection of experiments and home page.
1.4.3
2018-07-13
1) Fixed a slightly blurry UI problem.
2) Accounts UI. Twitter/FB accounts will be supported in later releases.
3) New personal information and security center UI.
4) New component purchase and reward display UI.
5) Electrical: 10 combinational logic elements, waveform generators and buzzers.
6) Celestial mechanics: Background music changed.
7) Slightly optimized UI performance, power consumption and experience.
8) Added notification module and more types of activities.
1.4.2
2018-06-24
Use golds and diamonds to unlock new features in subsequent releases.
1) Sign in daily to receive coins, diamonds and experience rewards!
2) New main interface, activity interface and daily sign-in interface.
3) Improved operation experience of viewing angle control (Earth).
4) Improved initial entering speed of celestial mechanics
5) Improved the iPhone X UI adaptation.
6) Fixed the abnormal operation of fuse component.
1.4.0
2018-06-17
Celestial mechanics: Allowed to adjust position and speed of celestial bodies.
Celestial mechanics: Supported the display of (predicted) orbits of celestial bodies.
Celestial mechanics: Supported the display of real-time speed and forces applied to celestial bodies.
Celestial mechanics: Allowed the fine tuning of gravity parameters.
Celestial mechanics: Provides the possibility of being absorbed during a collision.
Electromagnets: Supported the display of real-time velocity of charges.
Circuits: Fixed a problem that could not be completed in some experiments.
Improved pinch rotating elements and other UI experiences.
1.3.4
2018-06-09
Updated component and preference interface.
Supported saving of all experiment types.
Accelerated the startup speed greatly.
Video recording supported for sharing experiments.
Circuits: Improved sliding rheostat interaction.
Diagrams: Supported emptying and saving now.
Diagrams: Improved bidirectional conversion.
Diagrams: Several new components.
Electromagnets: Improved rendering of field lines.
1.3.3
2018-06-02
Supported suspension in any experiment.
Optimized speed and accuracy of field lines.
Circuits: Solenoid component (with magnetic field line).
Fixed issue with loading experiment during AR.
Fixed incorrect display outside the AR portal.
1.3.2
2018-05-25
Supports saving of multiple circuit experiments.
Celestial Mechanics: Realistic Solar System and date display.
Circuits: Improved order of circuit components.
Circuits: Allows adjustment of the student source phase.
Circuits: Spark gap and Tesla coil are more realistic.
Circuits: Fixed voltage display of capacitor.
Electromagnets: Simulation speed can be changed now.
Fixed known issues of the AR mode.
1.3.1
2018-05-20
Virtual Lab in AR mode (iOS 11.3 Preferred).
Reworked AR introduction interface.
Celestial mechanics: Acceleration of celestial bodies is displayed.
Electromagnets: Kinetic energy of particles is displayed.
Improved selection experience of some components.
Fixed possible problems with reading experiments.
Fixed possible problems when adding electromagnetic components.