# One Athletics vs StackMate

The clearest difference is update cadence: StackMate at weekly against One Athletics's every 5 weeks. One Athletics's advantage is device support (4 vs 1) and iOS requirement (15.5 vs 18.0). On price, ads and in-app purchases there is nothing between them.

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

One Athletics ships an update every 5 weeks, StackMate weekly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | One Athletics | StackMate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (10 ratings)](https://appshunter.io/ios/app/one-athletics/id1567609108/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 173 MB | 22 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [PURSUIT HEALTH VENTURES INC.](https://appshunter.io/developer/1500104586) | [Dylan Capshaw](https://appshunter.io/developer/1598884245) |

## What reviewers say

### One Athletics

[App page](https://appshunter.io/ios/app/one-athletics/id1567609108)

Manage your fitness club membership, book classes, and schedule appointments. Access your digital membership pass and stay informed about club announcements. Integrates with Apple Watch via HealthKit.

**Highlights:** Digital membership pass, Class enrollment, Appointment booking, View session balance, Edit personal information, Club announcements, Apple Watch connectivity

**Features:** Apple Wallet, Apple Watch app

**In-app purchases:** none


### StackMate

[App page](https://appshunter.io/ios/app/stackmate-peptide-tracker/id6812939154)

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

**In-app purchases:** none


## Frequently asked questions

### Is One Athletics free?

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

### Is StackMate free?

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

### Do One Athletics or StackMate have ads?

Neither One Athletics nor StackMate shows ads.

### Which is updated more often, One Athletics or StackMate?

One Athletics ships an update every 5 weeks, and StackMate weekly. Most recently, One Athletics was updated on November 3, 2026 and StackMate 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.*