# Workout Data vs Zone Training Log

The clearest difference is in-app purchases: Workout Data at none against Zone Training Log's 3. Workout Data also leads on iOS requirement (16.0 vs 26.0). Zone Training Log's advantage is update cadence (every 4 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Zone Training Log sells 3 in-app purchases, starting at $1.99 per month. Workout Data asks for nothing beyond the download.

Workout Data ships an update every 3 months, Zone Training Log every 4 days. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Workout Data | Zone Training Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 8 MB | 20 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Piryon Enterprises LLC](https://appshunter.io/developer/1575432951) | [Code Marketer s.r.o.](https://appshunter.io/developer/1207678989) |

## What reviewers say

### Workout Data

[App page](https://appshunter.io/ios/app/workout-data/id6443803027)

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

**In-app purchases:** none


### Zone Training Log

[App page](https://appshunter.io/ios/app/zone-training-log/id6757948716)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Subscription | $1.99 | per month |
| Yearly Premium Subscription | $14.99 | per year |
| Lifetime Access | $49.99 | one-time |


## Frequently asked questions

### Is Workout Data free?

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

### Is Zone Training Log free?

Zone Training Log is free to download, with in-app purchases available.

### Do Workout Data or Zone Training Log have ads?

Neither Workout Data nor Zone Training Log shows ads.

### Which is updated more often, Workout Data or Zone Training Log?

Workout Data ships an update every 3 months, and Zone Training Log every 4 days. Most recently, Workout Data was updated on September 11, 2026 and Zone Training Log on September 18, 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.*