# Celerium vs Adapta One 27

The clearest difference is update cadence: Adapta One 27 at weekly against Celerium's every 3 weeks. Celerium's advantage is iOS requirement (12.0 vs 16.4). 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.

Celerium ships an update every 3 weeks, Adapta One 27 weekly. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Celerium | Adapta One 27 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (78 ratings)](https://appshunter.io/ios/app/adapta-one-27/id6745405588/reviews)** |
| Number of ratings | — | **78** |
| Positive reviews | — | 55.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 52 MB | 100 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | +17 |
| Developer | [Rafael Machado](https://appshunter.io/developer/1400606916) | [Adapta Educação LTDA](https://appshunter.io/developer/1752737058) |

## What reviewers say

### Celerium

[App page](https://appshunter.io/ios/app/celerium/id1587387464)

**Features:** macOS Compatibility

**In-app purchases:** none


### Adapta One 27

[App page](https://appshunter.io/ios/app/adapta-one-27/id6745405588)

This AI chatbot platform integrates multiple models and manages your documents for AI processing. It offers a comprehensive solution for utilizing advanced AI capabilities in one place.

**Highlights:** Multiple AI models on one platform, Document management for AI processing, Comprehensive AI chatbot solution, Integrated AI capabilities

**In-app purchases:** none


## Frequently asked questions

### Is Celerium free?

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

### Is Adapta One 27 free?

Adapta One 27 is free to download, with no in-app purchases.

### Do Celerium or Adapta One 27 have ads?

Neither Celerium nor Adapta One 27 shows ads.

### Which is updated more often, Celerium or Adapta One 27?

Celerium ships an update every 3 weeks, and Adapta One 27 weekly. Most recently, Celerium was updated on September 18, 2026 and Adapta One 27 on September 24, 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.*