# Diesel AK Gym vs Sympathetic

The clearest difference is in-app purchases: Diesel AK Gym at none against Sympathetic's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sympathetic sells 2 in-app purchases, starting at $3.00 per month. Diesel AK Gym asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Diesel AK Gym | Sympathetic |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | Every 3 days |
| Monetization | Free | — |
| Size | 31 MB | 10 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [TAY Global Ltd](https://appshunter.io/developer/1596373494) | [Lucas Paulo de Lima Camillo](https://appshunter.io/developer/6812214728) |

## What reviewers say

### Diesel AK Gym

[App page](https://appshunter.io/ios/app/diesel-ak-gym/id1597581344)

Easily book and manage your fitness classes with this streamlined system. View schedules, reserve spots, and stay updated on your favorite workouts. Designed for gym members to simplify class access.

**Highlights:** Class booking, Schedule viewing, Spot reservation, Workout updates, Gym member access

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

**In-app purchases:** none


### Sympathetic

[App page](https://appshunter.io/ios/app/sympathetic/id6812214726)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| H10 monthly | $3.00 | per month |
| H10 annual | $20.00 | per year |


## Frequently asked questions

### Is Diesel AK Gym free?

Diesel AK Gym is free to download, with no in-app purchases.

### Is Sympathetic free?

Sympathetic is free to download, with in-app purchases available.

### Do Diesel AK Gym or Sympathetic have ads?

Neither Diesel AK Gym nor Sympathetic shows ads.

### Which is updated more often, Diesel AK Gym or Sympathetic?

Diesel AK Gym ships an update every 3 days, and Sympathetic every 3 days. Most recently, Diesel AK Gym was updated on October 24, 2026 and Sympathetic on October 29, 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.*