# Aha Vision: Hidden Change Hunt — Spot the Shift! IQ Photo Quiz

> A free visual puzzle game for finding subtle differences in images. (iPhone/iPad app by Wasabi Applications.)

- Source: https://appshunter.io/ios/app/aha-vision-hidden-change-hunt/id1004895230 (this page in markdown: same URL + `.md`)
- Developer: [Wasabi Applications](https://appshunter.io/developer/643579130)
- Category: Games, Entertainment, Board, Trivia
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings · 6 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 99 MB
- Languages: American English, Japanese
- Released: 2015-07-09
- Data updated: 2026-08-14
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/aha-vision-hidden-change-hunt/id1004895230/reviews.md

## What is Aha Vision?

Spot the changes in the images and tap the correct spot. It's simple yet challenging!

■ Over 420 Questions and Counting!
 - New questions are added regularly, so you can enjoy this game for a long time.
 - If you've cleared all the questions, keep the app installed and wait for the next update!


■ Enjoy the Fun of Aha Moments – For Free!
 - Watch photos change slowly and feel the "Aha!" moment when you spot the difference.
 - Perfect for fans of spot-the-difference and brain-training games.
 - Easy to understand and fun for everyone – kids, adults, and seniors alike!


■ Start from Any Question You Like!
 - If a question is too tricky, you can skip to the next one.
 - Use hints to make progress and enjoy the satisfaction of completing challenges.


■ Great for Relaxation and Brain Training
 - Perfect for passing the time while stimulating your brain.
 - The slow, subtle changes keep you focused, and the "Aha!" moments may even help with brain health and anti-aging!


■ Play All Questions for Free!
 - If you find ads distracting, you can remove them with an in-app purchase.
 - Hints can be earned as in-game bonuses or purchased in bulk through the store.


Download now and enjoy the thrill of Aha moments!

## Key features

- Spot subtle image differences
- Over 420 questions
- Regular new question updates
- Hints available
- Suitable for all ages
- Brain training and relaxation

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Hint Pack M | $2.99 | one-time |
| Hint Pack S | $0.99 | one-time |
| Hint Pack L | $7.99 | one-time |
| Remove Ads | $1.99 | one-time |


## Recent user reviews (6 of 6)

All indexed reviews: https://appshunter.io/ios/app/aha-vision-hidden-change-hunt/id1004895230/reviews.md

### 5/5 — 面白い

*2018-06-30*

写真の変化を探すのは好きなのでとても面白いです。ステージ15が出るのも楽しみにしています。

### 1/5 — 😎👍

*2016-08-08*

😎👍

### 3/5 — 楽しんご

*2015-09-14*

こんな感覚初めてだお

### 5/5 — こういうの！

*2015-09-12*

楽しいし、面白い。集中力もアップしていいです！

### 5/5 — おもしろい！

*2015-09-11*

なかなか難しい！

### 5/5 — ハマった！

*2015-09-10*

おもしろい！！

## Frequently asked questions about Aha Vision

### What is Aha Vision: Hidden Change Hunt?

Aha Vision: Hidden Change Hunt is a free puzzle game where players find subtle differences between two images. It's designed for brain training and relaxation, offering hundreds of levels with regular updates.

### How many questions are in Aha Vision: Hidden Change Hunt?

The game currently features over 420 questions, with new ones added regularly to keep the gameplay fresh and engaging for a long time.

### Can I play Aha Vision: Hidden Change Hunt offline?

The provided data does not specify if Aha Vision: Hidden Change Hunt supports offline play. However, many puzzle games of this nature are playable without an internet connection.

### Does Aha Vision: Hidden Change Hunt have ads?

Yes, Aha Vision: Hidden Change Hunt contains advertisements. Players have the option to remove these ads through an in-app purchase.

### What is the age rating for Aha Vision: Hidden Change Hunt?

Aha Vision: Hidden Change Hunt has an age rating of 4+, making it suitable for children and adults alike.

### How often is Aha Vision: Hidden Change Hunt updated?

The app was last updated on December 18, 2024, indicating a recent update. New questions are also added regularly to the game.

### Can I skip difficult questions in Aha Vision: Hidden Change Hunt?

Yes, if a question is too challenging, you can skip to the next one. Hints are also available to help you progress through the game.

### What devices support Aha Vision: Hidden Change Hunt?

Aha Vision: Hidden Change Hunt is supported on iPhone, iPad, and iPod devices.

## Version history (last 5 releases)

### 2.0.5 — 2026-08-07

Updated internal libraries to improve stability.

### 2.0 — 2024-12-18

- Major updates to icons, logo, and UI design
- Added in-app purchases (hints and ad removal)
- Fixed issues with ad display
- Other bug fixes and performance improvements

### 1.0.5 — 2015-11-18

This app has been updated by Apple to display the Apple Watch app icon.

iOS9 compatibility

### 1.0.4 — 2015-09-04

small bug fixes

### 1.0.3 — 2015-08-24

add function of hint chance

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All apps by Wasabi Applications: https://appshunter.io/developer/643579130

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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 2026-08-14.*