# Athlog vs Track Performance Calculator

The clearest difference is in-app purchases: Track Performance Calculator at none against Athlog's 2. Athlog's advantage is update cadence (every 2 weeks vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Athlog sells 2 in-app purchases, starting at $7.99 per month. Track Performance Calculator asks for nothing beyond the download.

Athlog ships an update every 2 weeks, Track Performance Calculator monthly. The most recent releases landed on August 9, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Athlog | Track Performance Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/athlog/id6749859246/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Freemium | — |
| Size | 57 MB | 184 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Silas Stulz](https://appshunter.io/developer/1832498243) | [Keith Fingers](https://appshunter.io/developer/1545827500) |

## What reviewers say

### Athlog

[App page](https://appshunter.io/ios/app/athlog/id6749859246)

This app serves as a comprehensive journal for athletes, allowing them to track workouts, sleep, energy, and other performance-impacting factors. It streamlines data logging through voice or manual input and facilitates collaboration with coaching teams for smarter training decisions.

**Highlights:** Workout, sleep, and energy tracking, Voice-to-text entry logging, AI-powered auto-writing, Performance trend analysis, Coach collaboration and data sharing, Attachment of photos, PDFs, and videos

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Athlog Pro Monthly | $7.99 | per month |
| Athlog Athlete Yearly | $49.99 | per year |


### Track Performance Calculator

[App page](https://appshunter.io/ios/app/track-performance-calculator/id6763728709)

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

**In-app purchases:** none


## Frequently asked questions

### Is Athlog free?

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

### Is Track Performance Calculator free?

Track Performance Calculator is free to download, with no in-app purchases.

### Do Athlog or Track Performance Calculator have ads?

Neither Athlog nor Track Performance Calculator shows ads.

### Which is updated more often, Athlog or Track Performance Calculator?

Athlog ships an update every 2 weeks, and Track Performance Calculator monthly. Most recently, Athlog was updated on August 9, 2026 and Track Performance Calculator on September 15, 2026.

---

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