# AngleEyeLite vs ATHTRALog

The clearest difference is in-app purchases: AngleEyeLite at none against ATHTRALog's 6. AngleEyeLite also leads on review sentiment (75% vs 50%) and iOS requirement (15.0 vs 17.0). ATHTRALog's advantage is update cadence (every 5 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. ATHTRALog sells 6 in-app purchases, starting at $3.99 per month. AngleEyeLite asks for nothing beyond the download.

AngleEyeLite ships an update every 2 months, ATHTRALog every 5 days. The most recent releases landed on October 25, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | AngleEyeLite | ATHTRALog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **75.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 121 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [株式会社S-CADE](https://appshunter.io/developer/1621269147) | [MASANOBU SHINDOU](https://appshunter.io/developer/1861312872) |

## What reviewers say

### AngleEyeLite

[App page](https://appshunter.io/ios/app/angleeyelite/id1570640967)

This app uses AI to automatically detect joint angles in real-time, providing auditory feedback at specified angles. It's designed to help users objectively measure and improve their training depth and neuromuscular control.

**Highlights:** AI-driven automatic joint landmark detection, Real-time joint angle calculation, Auditory alerts at specified angles, Parallel mode for femur-to-floor detection, Front and rear camera switching, Intuitive and simple design

**Features:** macOS Compatibility

**In-app purchases:** none


### ATHTRALog

[App page](https://appshunter.io/ios/app/athtralog/id6756546629)

This app quantifies training quality to maximize performance while preventing injuries. It visualizes fatigue with five key metrics and automatically assesses overtraining risk based on daily input. Offers over 23 training programs tailored to individual goals and experience levels.

**Highlights:** Quantify training quality, Visualize fatigue with 5 metrics, Automatic overtraining risk assessment, 23+ tailored training programs, Jump performance tracking, Video-based bar speed measurement

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ミドルプラン | $3.99 | per month |
| ATHTRALog 有料版 | $9.99 | per month |
| プレミアムプラス | $12.99 | per month |
| 柔術 初心者パック | $19.99 | one-time |
| 柔術 中級者パック | $29.99 | one-time |
| 柔術 上級者パック | $49.99 | one-time |


## Frequently asked questions

### Is AngleEyeLite free?

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

### Is ATHTRALog free?

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

### Do AngleEyeLite or ATHTRALog have ads?

Neither AngleEyeLite nor ATHTRALog shows ads.

### Which is updated more often, AngleEyeLite or ATHTRALog?

AngleEyeLite ships an update every 2 months, and ATHTRALog every 5 days. Most recently, AngleEyeLite was updated on October 25, 2026 and ATHTRALog on October 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.*