# SpotIt Pro - Find Differences — Canvas-Powered Puzzle Game

> Canvas-Powered Puzzle Game (iPhone/iPad app by 应龙 张.)

- Source: https://appshunter.io/ios/app/spotit-pro-find-differences/id6770290584 (this page in markdown: same URL + `.md`)
- Developer: [应龙 张](https://appshunter.io/developer/1514562080)
- Category: Games
- Price: Free
- Age rating: 4+
- Requires: iOS 17.0 · 1 MB
- Languages: American English, Chinese (Simplified, China)
- Released: 2026-05-24
- Data updated: 2026-08-09
- User reviews in markdown: https://appshunter.io/ios/app/spotit-pro-find-differences/id6770290584/reviews.md

## What is SpotIt Pro?

SpotIt Pro represents a new paradigm in mobile puzzle games using procedurally generated scenes with SwiftUI Canvas API. Technical Architecture includes Pure Vector Rendering, Normalized Coordinates for perfect scaling, Zero Asset Pipeline, Optimized Hit Detection, and State Machine Design with MVVM architecture. App Bundle Size is under 1MB compared to 50-100MB for traditional games. Memory Footprint is only 15MB runtime. Features 5 Curated Levels with 5 differences each, 3-Tier Star Rating, Hint System, Progress Persistence, and Haptic Integration. 100% Offline Operation with Local Storage Only, no Third-Party SDKs, and No Tracking.


## Version history (last 1 release)

### 1.0.0 — 2026-05-24

No release notes.

## More apps by 应龙 张

- [Fitness:PersonalTrainer](https://appshunter.io/ios/app/fitnesspersonaltrainer/id6764267461)
- [noiseguard:environmental noise](https://appshunter.io/ios/app/noiseguardenvironmental-noise/id6768239015)
- [Pose Freeze Challenge](https://appshunter.io/ios/app/pose-freeze-challenge/id6768535242)
- [physchoice](https://appshunter.io/ios/app/physchoice/id6768562563)
- [MathDrill: Speed Practice](https://appshunter.io/ios/app/mathdrill-speed-practice/id6768584135)
- [Cube Master Studio](https://appshunter.io/ios/app/cube-master-studio/id6768941523)

All apps by 应龙 张: https://appshunter.io/developer/1514562080

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-09.*