# Grinup vs ATOM

The clearest difference is update cadence: ATOM at fortnightly against Grinup's every 39 months. Grinup's advantage is iOS requirement (11.0 vs 13.0). 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.

Grinup ships an update every 39 months, ATOM fortnightly. The most recent releases landed on October 16, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Grinup | ATOM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.4 (5 ratings)](https://appshunter.io/ios/app/atom-gpt-client-and-ai-chat-bot/id6449739692/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 44.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 70 MB | 38 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Baron s.r.l.](https://appshunter.io/developer/1596890558) | [FORESKO, TOO](https://appshunter.io/developer/1690355373) |

## What reviewers say

### Grinup

[App page](https://appshunter.io/ios/app/grinup/id1596890556)

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

**In-app purchases:** none


### ATOM

[App page](https://appshunter.io/ios/app/atom-gpt-client-and-ai-chat-bot/id6449739692)

This AI-powered chatbot acts as a personal assistant for work, learning, and socializing. It adapts to your conversation context, allowing for natural, multilingual interactions. Its intuitive interface makes accessing advanced AI capabilities easy and convenient.

**Highlights:** Personalized AI adaptation, Natural language conversation, 24/7 availability, Intuitive user interface, Multifunctional AI assistant

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Grinup free?

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

### Is ATOM free?

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

### Do Grinup or ATOM have ads?

Neither Grinup nor ATOM shows ads.

### Which is updated more often, Grinup or ATOM?

Grinup ships an update every 39 months, and ATOM fortnightly. Most recently, Grinup was updated on October 16, 2026 and ATOM on November 3, 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.*