# Performance Vision Trainer vs Emoji Difference

The clearest difference is ads: Performance Vision Trainer at none against Emoji Difference's shown. Performance Vision Trainer also leads on update cadence (every 3 weeks vs every 2 months). Emoji Difference's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Performance Vision Trainer ships an update every 3 weeks, Emoji Difference every 2 months. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Performance Vision Trainer | Emoji Difference |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 137 MB | 67 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [performance vision Limited](https://appshunter.io/developer/1648242598) | [现 王](https://appshunter.io/developer/6789028075) |

## What reviewers say

### Performance Vision Trainer

[App page](https://appshunter.io/ios/app/performance-vision-trainer/id6761427880)

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

**In-app purchases:** none


### Emoji Difference

[App page](https://appshunter.io/ios/app/emoji-difference/id6789862904)

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

**In-app purchases:** none


## Frequently asked questions

### Is Performance Vision Trainer free?

Performance Vision Trainer is free to download, with no in-app purchases.

### Is Emoji Difference free?

Emoji Difference is free to download, with no in-app purchases.

### Do Performance Vision Trainer or Emoji Difference have ads?

Emoji Difference shows ads; Performance Vision Trainer does not.

### Which is updated more often, Performance Vision Trainer or Emoji Difference?

Performance Vision Trainer ships an update every 3 weeks, and Emoji Difference every 2 months. Most recently, Performance Vision Trainer was updated on October 3, 2026 and Emoji Difference on October 10, 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.*