# A/B Buddy vs AI Tech Summit

The clearest difference is in-app purchases: AI Tech Summit at none against A/B Buddy's 1. AI Tech Summit also leads on update cadence (every 2 days vs every 8 months). A/B Buddy's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price and ads there is nothing between them.

Both are free to download. A/B Buddy sells 1 one-off in-app purchase. AI Tech Summit asks for nothing beyond the download.

A/B Buddy ships an update every 8 months, AI Tech Summit every 2 days. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | A/B Buddy | AI Tech Summit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/ab-buddy/id1446129030/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 63 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Evan Miller](https://appshunter.io/developer/329911740) | [VerbaAI](https://appshunter.io/developer/6790428424) |

## What reviewers say

### A/B Buddy

[App page](https://appshunter.io/ios/app/ab-buddy/id1446129030)

This app helps you design A/B experiments by calculating the precise number of participants needed for statistically valid results. It uses power analysis to determine the optimal sample size, ensuring your experiment is neither too short nor too long.

**Highlights:** Sample size calculation for A/B tests, Power analysis formula, Adjustable baseline conversion rate, Minimum Detectable Effect setting, Shareable calculation links, Privacy-focused data handling

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $8.99 | one-time |


### AI Tech Summit

[App page](https://appshunter.io/ios/app/ai-tech-summit/id6803866220)

**In-app purchases:** none


## Frequently asked questions

### Is A/B Buddy free?

A/B Buddy is free to download, with in-app purchases available.

### Is AI Tech Summit free?

AI Tech Summit is free to download, with no in-app purchases.

### Do A/B Buddy or AI Tech Summit have ads?

Neither A/B Buddy nor AI Tech Summit shows ads.

### Which is updated more often, A/B Buddy or AI Tech Summit?

A/B Buddy ships an update every 8 months, and AI Tech Summit every 2 days. Most recently, A/B Buddy was updated on October 7, 2026 and AI Tech Summit on September 29, 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.*