# Fitness vs Synaptic Flow

The clearest difference is ads: Fitness at none against Synaptic Flow's shown. Fitness also leads on update cadence (every 13 months vs every 39 months) and iOS requirement (13.0 vs 17.0). On price, 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.

Fitness ships an update every 13 months, Synaptic Flow every 39 months. The most recent releases landed on September 19, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | Fitness | Synaptic Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 13 months** | Every 39 months |
| Size | 120 MB | 16 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Shreyaskumar Patel](https://appshunter.io/developer/1599209768) | [ZAINAB KICHOU AMANAD](https://appshunter.io/developer/1644291674) |

## What reviewers say

### Fitness

[App page](https://appshunter.io/ios/app/fitness-workout-planner/id1618421579)

**Features:** macOS Compatibility

**In-app purchases:** none


### Synaptic Flow

[App page](https://appshunter.io/ios/app/synaptic-flow-brain-training/id1667108202)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fitness free?

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

### Is Synaptic Flow free?

Synaptic Flow is free to download, with no in-app purchases.

### Do Fitness or Synaptic Flow have ads?

Synaptic Flow shows ads; Fitness does not.

### Which is updated more often, Fitness or Synaptic Flow?

Fitness ships an update every 13 months, and Synaptic Flow every 39 months. Most recently, Fitness was updated on September 19, 2026 and Synaptic Flow on June 3, 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.*