# Peak Zone HR vs Zone Training Log

The clearest difference is in-app purchases: Peak Zone HR at none against Zone Training Log's 3. Peak Zone HR also leads on iOS requirement (13.4 vs 26.0). Zone Training Log's advantage is update cadence (every 4 days vs every 21 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. Peak Zone HR asks for nothing beyond the download.

Peak Zone HR ships an update every 21 months, Zone Training Log every 4 days. The most recent releases landed on October 5, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Peak Zone HR | Zone Training Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 4 days** |
| Size | 39 MB | 29 MB |
| Requires iOS | **13.4** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nci Technology Inc.](https://appshunter.io/developer/868272704) | [Code Marketer s.r.o.](https://appshunter.io/developer/1207678989) |

## What reviewers say

### Peak Zone HR

[App page](https://appshunter.io/ios/app/peak-zone-hr/id1513846494)

**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 Peak Zone HR free?

Peak Zone HR 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 Peak Zone HR or Zone Training Log have ads?

Neither Peak Zone HR nor Zone Training Log shows ads.

### Which is updated more often, Peak Zone HR or Zone Training Log?

Peak Zone HR ships an update every 21 months, and Zone Training Log every 4 days. Most recently, Peak Zone HR was updated on October 5, 2026 and Zone Training Log on October 6, 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.*