# Polydirection vs Slatefi

The clearest difference is update cadence: Slatefi at monthly against Polydirection's every 19 months. Polydirection's advantage is iOS requirement (11.0 vs 16.0). 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.

Polydirection ships an update every 19 months, Slatefi monthly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Polydirection | Slatefi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | Yes |
| Update frequency | Every 19 months | **Monthly** |
| Size | 63 MB | 54 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ruokvord Trading LP](https://appshunter.io/developer/1483210147) | [Azimuth Labs Inc.](https://appshunter.io/developer/1748887275) |

## What reviewers say

### Polydirection

[App page](https://appshunter.io/ios/app/polydirection/id1483212146)

**In-app purchases:** none


### Slatefi

[App page](https://appshunter.io/ios/app/slatefi/id6758553393)

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

**In-app purchases:** none


## Frequently asked questions

### Is Polydirection free?

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

### Is Slatefi free?

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

### Which is updated more often, Polydirection or Slatefi?

Polydirection ships an update every 19 months, and Slatefi monthly. Most recently, Polydirection was updated on November 7, 2026 and Slatefi on November 5, 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.*