1.12.2
2026-02-21
We unified and improved the insufficient-credit experience across prompt generation, image generation, and image editing.
・Clearer retry flow after credit shortage
・Improved stability and continuity in image editing flows
・Minor bug fixes and performance improvements
1.12
2026-02-18
Improved overall app stability
Fine-tuned behavior around history and generated content
Improved navigation flow and parts of the UI experience
Fixed minor bugs
1.9
2026-01-02
New feature: Image editing tools added
Edit and refine generated images instantly
A seamless workflow from prompt to final image
1.8
2025-12-22
・Updated the image generation screen UI
・Improved visual clarity and interaction flow
・Smoother experience from prompt to image creation
1.6
2025-12-09
Fixed minor bugs and improved overall stability and performance for a better experience.
1.5
2025-12-07
What's New in Version 1.5
【 Major Gallery Improvements】
• Significantly improved image display performance
- Optimized thumbnail size (reduced memory usage)
- Increased parallel loading (faster loading)
- Added scroll prefetching (smooth scrolling)
- Optimized URLSession caching (better network efficiency)
• Implemented Card Expansion Animation
- Tapped cards expand from their original position to show details
- Added swipe-to-close functionality
- More modern and intuitive UI
【 Credit Management Improvements】
• Added promo period display
- Shows "Limited Time" badge and description in settings
- Clearly indicates 40 credits during promo, 20 credits normally
• Enabled ad viewing for all plans
- Free/Light/Basic/Premium plans can all watch ads
- Earn +3 credits by watching ads
• Unified credit insufficient handling
- Alert display for prompt generation, regeneration, and image generation
- Options: "Watch Ad for +3 Credits", "Upgrade Plan", "Cancel"
【 Security Enhancements】
• Implemented DeviceCheck API
- Prevents promo credits from being granted on reinstall
- More fair credit management
【 UI/UX Improvements】
• Changed plan selection screen description to collapsible format
- "Show Details" button for optional viewing
- Cleaner and more readable screen
• Improved action buttons
- Separated title and description display
- Optimized button size (more compact)
- Changed to more understandable button names
【 Bug Fixes】
• Fixed credit insufficient handling in AI Brushup feature
• Fixed promo credit retention issue on reinstall
• Various minor bug fixes and performance improvements
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PromptBuilder makes creating prompts for AI image generation easy.
Simply answer interactive questions to generate prompts optimized for multiple AI models.
Thank you for using PromptBuilder!
1.2
2025-11-22
This update includes several minor improvements:
・Small UI refinements
・Better stability across key features
・Text adjustments and minor bug fixes
We will continue enhancing the overall user experience.