# VisionLens vs Tongue Workout Tracker

The clearest difference is in-app purchases: VisionLens at none against Tongue Workout Tracker's 2. VisionLens also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.5). Tongue Workout Tracker's advantage is update cadence (every 6 days vs every 6 weeks). On price and ads there is nothing between them.

Both are free to download. Tongue Workout Tracker sells 2 in-app purchases, starting at $30.00 per month. VisionLens asks for nothing beyond the download.

VisionLens ships an update every 6 weeks, Tongue Workout Tracker every 6 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | VisionLens | Tongue Workout Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/visionlens/id6755296738/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | Free | — |
| Size | 19 MB | 10 MB |
| Requires iOS | **13.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Optilima LTD](https://appshunter.io/developer/1852984672) | [Chad Newbry](https://appshunter.io/developer/885333641) |

## What reviewers say

### VisionLens

[App page](https://appshunter.io/ios/app/visionlens/id6755296738)

Simulate various vision impairments in real-time using your device's camera. This tool helps patients and students understand conditions like floaters, myopia, and astigmatism by applying adjustable blur and glare effects.

**Highlights:** Real-time blur effects, Simulate floaters, myopia, astigmatism, Adjustable diopters and glare, Migraine aura simulation, Starburst overlays

**Features:** macOS Compatibility

**In-app purchases:** none


### Tongue Workout Tracker

[App page](https://appshunter.io/ios/app/tongue-workout-tracker/id6778906283)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $30.00 | per month |
| Pro Annual | $300.00 | per year |


## Frequently asked questions

### Is VisionLens free?

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

### Is Tongue Workout Tracker free?

Tongue Workout Tracker is free to download, with in-app purchases available.

### Do VisionLens or Tongue Workout Tracker have ads?

Neither VisionLens nor Tongue Workout Tracker shows ads.

### Which is updated more often, VisionLens or Tongue Workout Tracker?

VisionLens ships an update every 6 weeks, and Tongue Workout Tracker every 6 days. Most recently, VisionLens was updated on November 5, 2026 and Tongue Workout Tracker on October 31, 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.*