# Berries AI vs WorstFirst

The clearest difference is ads: WorstFirst at none against Berries AI's shown. Berries AI's advantage is update cadence (every 8 days vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Berries AI ships an update every 8 days, WorstFirst every 3 months. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Berries AI | WorstFirst |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/worstfirst/id6787245171/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 3 months |
| Monetization | — | Free |
| Size | 44 MB | 2 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Berries Health](https://appshunter.io/developer/1832711286) | [Injexa Technologies LLC](https://appshunter.io/developer/6778908051) |

## What reviewers say

### Berries AI

[App page](https://appshunter.io/ios/app/berries-ai/id6749896499)

**Features:** macOS Compatibility

**In-app purchases:** none


### WorstFirst

[App page](https://appshunter.io/ios/app/worstfirst/id6787245171)

This decision-tree training tool helps emergency medicine trainees develop critical "rule out the killers first" instincts. It guides users through structured reasoning for various chief complaints, offering teaching pearls and citations to relevant literature. The app is designed for educational use only and functions fully offline.

**Highlights:** Decision-tree training, Rule out killers first instinct, 29 chief-complaint decision trees, Branch-by-branch reasoning, Teaching pearls and pitfalls, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Berries AI free?

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

### Is WorstFirst free?

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

### Do Berries AI or WorstFirst have ads?

Berries AI shows ads; WorstFirst does not.

### Which is updated more often, Berries AI or WorstFirst?

Berries AI ships an update every 8 days, and WorstFirst every 3 months. Most recently, Berries AI was updated on October 10, 2026 and WorstFirst on October 13, 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.*