# Spectral Shift vs Ref!Ref!Ref!

The clearest difference is in-app purchases: Spectral Shift at none against Ref!Ref!Ref!'s 2. Spectral Shift also leads on ads (none vs shown) and device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. Ref!Ref!Ref! sells 1 one-off in-app purchase. Spectral Shift asks for nothing beyond the download.

Spectral Shift ships an update every 3 days, Ref!Ref!Ref! every 5 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Spectral Shift | Ref!Ref!Ref! |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 5 days |
| Size | 63 MB | 147 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MICHAL TVRDY](https://appshunter.io/developer/1675124258) | [Aziz Ahmet Saybir](https://appshunter.io/developer/6788466053) |

## What reviewers say

### Spectral Shift

[App page](https://appshunter.io/ios/app/spectral-shift/id6757589931)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ref!Ref!Ref!

[App page](https://appshunter.io/ios/app/refrefref/id6788466051)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is Spectral Shift free?

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

### Is Ref!Ref!Ref! free?

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

### Do Spectral Shift or Ref!Ref!Ref! have ads?

Ref!Ref!Ref! shows ads; Spectral Shift does not.

### Which is updated more often, Spectral Shift or Ref!Ref!Ref!?

Spectral Shift ships an update every 3 days, and Ref!Ref!Ref! every 5 days. Most recently, Spectral Shift was updated on October 28, 2026 and Ref!Ref!Ref! on October 28, 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.*