# LocalBrain AI vs Celestis

The clearest difference is in-app purchases: Celestis at none against LocalBrain AI's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LocalBrain AI sells 3 one-off in-app purchases. Celestis asks for nothing beyond the download.

LocalBrain AI ships an update every 8 days, Celestis every 2 weeks. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | LocalBrain AI | Celestis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/celestis/id6781116681/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | — | Free |
| Size | 43 MB | 3.0 GB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 12+ |
| Developer | [YI-HONG Lin](https://appshunter.io/developer/597293723) | [Celestis Ai Inc](https://appshunter.io/developer/6781116683) |

## What reviewers say

### LocalBrain AI

[App page](https://appshunter.io/ios/app/localbrain-ai/id6768289881)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LocalBrain Pro 1 Month | $2.99 | one-time |
| LocalBrain Pro | $19.99 | one-time |
| LocalBrain Pro 1 Year | $29.99 | one-time |


### Celestis

[App page](https://appshunter.io/ios/app/celestis/id6781116681)

This AI assistant empowers professionals with private, on-device intelligence for document analysis and knowledge retrieval. It offers offline capabilities, custom AI models built from your data, and supports various AI providers for ultimate flexibility and data sovereignty.

**Highlights:** On-device AI with Apple Intelligence, Offline AI capabilities, Private Capsules for custom AI models, Support for multiple AI providers, Near 100% accurate, sourceable answers, Document ingestion from various formats

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is LocalBrain AI free?

LocalBrain AI is free to download, with in-app purchases available.

### Is Celestis free?

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

### Do LocalBrain AI or Celestis have ads?

Neither LocalBrain AI nor Celestis shows ads.

### Which is updated more often, LocalBrain AI or Celestis?

LocalBrain AI ships an update every 8 days, and Celestis every 2 weeks. Most recently, LocalBrain AI was updated on October 24, 2026 and Celestis on October 23, 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.*