# AB Compatibility vs Tip Arbiter

The clearest difference is price: AB Compatibility at Free against Tip Arbiter's $0.99. AB Compatibility also leads on update cadence (every 5 weeks vs every 3 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

AB Compatibility is free to download; Tip Arbiter costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AB Compatibility ships an update every 5 weeks, Tip Arbiter every 3 months. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | AB Compatibility | Tip Arbiter |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 42 MB | 5 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Berkovich](https://appshunter.io/developer/1460157188) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### AB Compatibility

[App page](https://appshunter.io/ios/app/ab-compatibility/id1642034607)

**Features:** macOS Compatibility

**In-app purchases:** none


### Tip Arbiter

[App page](https://appshunter.io/ios/app/tip-arbiter-tip-calculator/id6761786879)

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

**In-app purchases:** none


## Frequently asked questions

### Is AB Compatibility free?

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

### Is Tip Arbiter free?

Tip Arbiter costs $0.99, with no in-app purchases.

### Do AB Compatibility or Tip Arbiter have ads?

Neither AB Compatibility nor Tip Arbiter shows ads.

### Which is updated more often, AB Compatibility or Tip Arbiter?

AB Compatibility ships an update every 5 weeks, and Tip Arbiter every 3 months. Most recently, AB Compatibility was updated on October 6, 2026 and Tip Arbiter on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*