# Power Flex vs Workout Tracker Gym Log

The clearest difference is update cadence: Workout Tracker Gym Log at every 2 weeks against Power Flex's every 3 months. Power Flex's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Power Flex ships an update every 3 months, Workout Tracker Gym Log every 2 weeks. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Power Flex | Workout Tracker Gym Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Size | 61 MB | 88 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Sergio Andres Soto Arroyave](https://appshunter.io/developer/1705489729) | [Changsha Liangchao Technology Co., Ltd.](https://appshunter.io/developer/1767728236) |

## What reviewers say

### Power Flex

[App page](https://appshunter.io/ios/app/power-flex/id6745300878)

**Features:** macOS Compatibility

**In-app purchases:** none


### Workout Tracker Gym Log

[App page](https://appshunter.io/ios/app/workout-tracker-gym-log-swol/id6793772616)

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

**In-app purchases:** none


## Frequently asked questions

### Is Power Flex free?

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

### Is Workout Tracker Gym Log free?

Workout Tracker Gym Log is free to download, with no in-app purchases.

### Do Power Flex or Workout Tracker Gym Log have ads?

Neither Power Flex nor Workout Tracker Gym Log shows ads.

### Which is updated more often, Power Flex or Workout Tracker Gym Log?

Power Flex ships an update every 3 months, and Workout Tracker Gym Log every 2 weeks. Most recently, Power Flex was updated on October 5, 2026 and Workout Tracker Gym Log on October 7, 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.*