# REF vs Accelonome

The clearest difference is price: REF at Free against Accelonome's $0.99. REF also leads on update cadence (every 3 days vs weekly). Accelonome's advantage is iOS requirement (13.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

REF is free to download; Accelonome costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

REF ships an update every 3 days, Accelonome weekly. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | REF | Accelonome |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Size | 6 MB | 19 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Amr Rashed](https://appshunter.io/developer/1864768976) | [Ananth Venkatesh](https://appshunter.io/developer/1758684824) |

## What reviewers say

### REF

[App page](https://appshunter.io/ios/app/ref-440-tuner/id6757130720)

**Features:** macOS Compatibility

**In-app purchases:** none


### Accelonome

[App page](https://appshunter.io/ios/app/accelonome/id6759137856)

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

**In-app purchases:** none


## Frequently asked questions

### Is REF free?

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

### Is Accelonome free?

Accelonome costs $0.99, with no in-app purchases.

### Do REF or Accelonome have ads?

Neither REF nor Accelonome shows ads.

### Which is updated more often, REF or Accelonome?

REF ships an update every 3 days, and Accelonome weekly. Most recently, REF was updated on October 5, 2026 and Accelonome on October 14, 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.*