# Powrlink Light vs Personal Training Diary

The clearest difference is in-app purchases: Powrlink Light at none against Personal Training Diary's 1. Powrlink Light also leads on iOS requirement (15.1 vs 26.0). Personal Training Diary's advantage is update cadence (every 5 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Personal Training Diary sells 1 one-off in-app purchase. Powrlink Light asks for nothing beyond the download.

Powrlink Light ships an update every 3 months, Personal Training Diary every 5 days. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Powrlink Light | Personal Training Diary |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Size | 54 MB | 4 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [aerobis fitness GmbH](https://appshunter.io/developer/384407744) | [Dieter Schmidt](https://appshunter.io/developer/1656416539) |

## What reviewers say

### Powrlink Light

[App page](https://appshunter.io/ios/app/powrlink-light/id6744326286)

**Features:** macOS Compatibility

**In-app purchases:** none


### Personal Training Diary

[App page](https://appshunter.io/ios/app/personal-training-diary/id6756542522)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Personal Training Diary Pro | $4.99 | one-time |


## Frequently asked questions

### Is Powrlink Light free?

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

### Is Personal Training Diary free?

Personal Training Diary is free to download, with in-app purchases available.

### Do Powrlink Light or Personal Training Diary have ads?

Neither Powrlink Light nor Personal Training Diary shows ads.

### Which is updated more often, Powrlink Light or Personal Training Diary?

Powrlink Light ships an update every 3 months, and Personal Training Diary every 5 days. Most recently, Powrlink Light was updated on October 19, 2026 and Personal Training Diary on October 9, 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.*