# Cavnter vs Synaptic Flow

The clearest difference is ads: Cavnter at none against Synaptic Flow's shown. Cavnter also leads on update cadence (every 13 months vs every 39 months). Synaptic Flow's advantage is device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

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

Cavnter ships an update every 13 months, Synaptic Flow every 39 months. Both last shipped on October 27, 2026.

## The numbers

| Metric | Cavnter | Synaptic Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 13 months** | Every 39 months |
| Size | 40 MB | 16 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Ruben Sospedra](https://appshunter.io/developer/1447023209) | [ZAINAB KICHOU AMANAD](https://appshunter.io/developer/1644291674) |

## What reviewers say

### Cavnter

[App page](https://appshunter.io/ios/app/cavnter/id1563929795)

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

**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 Cavnter free?

Cavnter 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 Cavnter or Synaptic Flow have ads?

Synaptic Flow shows ads; Cavnter does not.

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

Cavnter ships an update every 13 months, and Synaptic Flow every 39 months. Most recently, Cavnter was updated on October 27, 2026 and Synaptic Flow on October 27, 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.*