# TLevels vs Eye Exercise

TLevels and Eye Exercise are too close to call on the numbers: across 10 compared parameters — price, rating, review sentiment and ratings volume among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. TLevels sells 2 in-app purchases, starting at $24.99 per month and Eye Exercise sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for TLevels against 5.0 for Eye Exercise. Both are backed by a comparable volume of ratings — 11 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

TLevels ships an update every 5 days, Eye Exercise every 8 days. The most recent releases landed on September 10, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | TLevels | Eye Exercise |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (11 ratings)](https://appshunter.io/ios/app/tlevels/id6764432502/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/eye-exercise-oneeye/id6765911143/reviews) |
| Number of ratings | **11** | 5 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 8 days |
| Monetization | Freemium | Freemium |
| Size | 53 MB | 42 MB |
| Requires iOS | **15.1** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [ELIJAH KEITH SEARLES](https://appshunter.io/developer/1892726210) | [Vignesh Viswanathan](https://appshunter.io/developer/1687983437) |

## What reviewers say

### TLevels

[App page](https://appshunter.io/ios/app/tlevels/id6764432502)

This app provides real-time insights into TRT and peptide protocols, including serum modeling, symptom tracking, and AI-powered guidance. It offers a comprehensive peptide library and helps users understand their health data privately on their device.

**Highlights:** Serum modeling for testosterone levels, Symptom tracking and correlation, AI-powered peptide stacking guidance, Comprehensive 39-compound peptide library, Protocol tracking with reconstitution calculator, Lab result analysis and flagging, Progress tracking with gamification

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TLevels Pro | $24.99 | per month |
| TLevels Pro — Yearly | $149.99 | per year |


### Eye Exercise

[App page](https://appshunter.io/ios/app/eye-exercise-oneeye/id6765911143)

This app uses real-time eye tracking with TrueDepth technology to guide you through short daily eye exercises. Reduce screen fatigue and build healthier screen habits with guided routines and blink training. Track your progress and maintain streaks with a clean, distraction-free interface.

**Highlights:** Real-time eye tracking, Guided eye movement exercises, Daily screen break routines, Blink training, Workout history and streak tracking, On-device camera processing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly | $19.99 | per year |
| OneEye Pro Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is TLevels free?

TLevels is free to download, with in-app purchases available.

### Is Eye Exercise free?

Eye Exercise is free to download, with in-app purchases available.

### Which has better reviews, TLevels or Eye Exercise?

TLevels and Eye Exercise are both rated 5.0 out of 5 on the App Store, from 11 and 5 ratings respectively.

### Do TLevels or Eye Exercise have ads?

Neither TLevels nor Eye Exercise shows ads.

### Which is updated more often, TLevels or Eye Exercise?

TLevels ships an update every 5 days, and Eye Exercise every 8 days. Most recently, TLevels was updated on September 10, 2026 and Eye Exercise on September 20, 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.*