# Overfuel vs PRM

The clearest difference is update cadence: PRM at every 5 days against Overfuel's every 4 weeks. Overfuel's advantage is iOS requirement (15.1 vs 17.0). On price, ads, 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.

Overfuel ships an update every 4 weeks, PRM every 5 days. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Overfuel | PRM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 5 days** |
| Size | 55 MB | 3 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Overfuel](https://appshunter.io/developer/1896571238) | [Griff's Bar & Billiards](https://appshunter.io/developer/1806208103) |

## What reviewers say

### Overfuel

[App page](https://appshunter.io/ios/app/overfuel/id6768419081)

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

**In-app purchases:** none


### PRM

[App page](https://appshunter.io/ios/app/prm-waitlist-manager/id6798886272)

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

**In-app purchases:** none


## Frequently asked questions

### Is Overfuel free?

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

### Is PRM free?

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

### Do Overfuel or PRM have ads?

Neither Overfuel nor PRM shows ads.

### Which is updated more often, Overfuel or PRM?

Overfuel ships an update every 4 weeks, and PRM every 5 days. Most recently, Overfuel was updated on October 7, 2026 and PRM 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.*