# 3D stereogram vs WikiTest

The clearest difference is price: 3D stereogram at $2.99 against WikiTest's $109.99. 3D stereogram also leads on in-app purchases (none vs 3) and iOS requirement (12.0 vs 17.6). WikiTest's advantage is rating (4.9 vs 1.0) and review sentiment (97% vs 60%). On ads and device support there is nothing between them.

3D stereogram costs $2.99 and WikiTest $109.99 up front. WikiTest sells 3 in-app purchases, starting at $5.49 per month. 3D stereogram asks for nothing beyond the download.

WikiTest holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: WikiTest has 375 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 60% of 3D stereogram's written reviews are positive against 97% of WikiTest's.

3D stereogram ships an update every 50 months, WikiTest every 10 days. Both last shipped on September 26, 2026.

## The numbers

| Metric | 3D stereogram | WikiTest |
| --- | --- | --- |
| Price | **$2.99** | $109.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/3d-stereogram-human/id640999250/reviews) | **[4.9 (375 ratings)](https://appshunter.io/ios/app/wikitest/id1177870786/reviews)** |
| Number of ratings | 1 | **375** |
| Positive reviews | 60.0% of reviews | **97.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 50 months | **Every 10 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 220 MB | 32 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [koikoi.biz](https://appshunter.io/developer/444917150) | [Marc Kerstein](https://appshunter.io/developer/821255617) |

## What reviewers say

### 3D stereogram

[App page](https://appshunter.io/ios/app/3d-stereogram-human/id640999250)

Experience a unique stereogram application focused on human subjects for a novel 3D visual experience. Adjust brightness, zoom, and view images in various modes, including parallel and cross-eyed methods.

**Highlights:** Human-themed stereograms, Brightness regulation, Zoom in/out functionality, Parallel and cross-eyed viewing, Bookmark feature, Slideshow mode

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### WikiTest

[App page](https://appshunter.io/ios/app/wikitest/id1177870786)

This app enables a magician to reveal a word a spectator is thinking of from a Wikipedia article on their own phone. It works with any borrowed smartphone and requires no memory or accomplices, offering a seemingly impossible feat.

**Highlights:** Spectator uses their own phone, Reveal thought-of word, Works with any smartphone, No accomplice needed, No memory work, Multi-language support, Optional Pro Tools package

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WikiTest Pro Tools Monthly | $5.49 | per month |
| 100 WikiTest AI Credits | $6.99 | one-time |
| WikiTest Pro Tools | $299.99 | one-time |

**What reviewers like**

- 🚀 Incredible performance
- 🔒 Highly secure
- 👍 Extremely customizable
- 👍 Consistent updates and improvements
- 👍 Excellent customer support

**What reviewers complain about**

- 🐛 Occasional compatibility issues with OS updates
- 🌍 Lack of support for other languages

**Reported bugs**

- Login screen freezes on some devices
- Incompatibility with older devices

**Requested features**

- Dark mode option
- More language support


## Frequently asked questions

### Is 3D stereogram free?

3D stereogram costs $2.99, with no in-app purchases.

### Is WikiTest free?

WikiTest costs $109.99, and also offers in-app purchases.

### Which has better reviews, 3D stereogram or WikiTest?

WikiTest is rated higher. 3D stereogram averages 1.0 out of 5 from 1 ratings, while WikiTest averages 4.9 from 375 ratings.

### Do 3D stereogram or WikiTest have ads?

Neither 3D stereogram nor WikiTest shows ads.

### Which is updated more often, 3D stereogram or WikiTest?

3D stereogram ships an update every 50 months, and WikiTest every 10 days. Most recently, 3D stereogram was updated on September 26, 2026 and WikiTest on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*