# REF! vs FLUIT

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

Both are free to download. REF! sells 2 in-app purchases, starting at $2.99 per month. FLUIT asks for nothing beyond the download.

REF! ships an update weekly, FLUIT every 9 days. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | REF! | FLUIT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Size | 17 MB | 39 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Rodrigo Vicente Valmorisco](https://appshunter.io/developer/1896652752) | [Onur Berk Tastan](https://appshunter.io/developer/6800380059) |

## What reviewers say

### REF!

[App page](https://appshunter.io/ios/app/ref/id6769361893)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| REF! PRO Monthly | $2.99 | per month |
| REF! PRO Yearly | $14.99 | per year |


### FLUIT

[App page](https://appshunter.io/ios/app/fluit/id6800380057)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is REF! free?

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

### Is FLUIT free?

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

### Do REF! or FLUIT have ads?

Neither REF! nor FLUIT shows ads.

### Which is updated more often, REF! or FLUIT?

REF! ships an update weekly, and FLUIT every 9 days. Most recently, REF! was updated on October 1, 2026 and FLUIT on October 9, 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.*