# Device MI vs BrainBoost

The clearest difference is in-app purchases: Device MI at none against BrainBoost's 4. Device MI also leads on update cadence (every 2 days vs every 2 weeks) and iOS requirement (9.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. BrainBoost sells 4 one-off in-app purchases. Device MI asks for nothing beyond the download.

Device MI ships an update every 2 days, BrainBoost every 2 weeks. The most recent releases landed on October 18, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Device MI | BrainBoost |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/brainboost-chat-business-tool/id1673345190/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 14 MB | 17 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FutureDial Inc.](https://appshunter.io/developer/1163960008) | [Jorge Gregorio Martin Bello](https://appshunter.io/developer/567988393) |

## What reviewers say

### Device MI

[App page](https://appshunter.io/ios/app/device-mi/id1193612155)

**Features:** macOS Compatibility

**In-app purchases:** none


### BrainBoost

[App page](https://appshunter.io/ios/app/brainboost-chat-business-tool/id1673345190)

This AI chatbot leverages GPT-3 to provide business insights and answers across various tech and finance fields. It helps generate ideas, improve customer service, and offer product recommendations, all powered by advanced natural language processing.

**Highlights:** AI-powered business chatbot, GPT-3 integration, Idea generation, Customer service automation, Product recommendations, Business insights

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4 Credits | $2.99 | one-time |
| 20 Credits | $9.99 | one-time |
| 40 Credits | $19.99 | one-time |
| 100 Credits | $39.99 | one-time |


## Frequently asked questions

### Is Device MI free?

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

### Is BrainBoost free?

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

### Do Device MI or BrainBoost have ads?

Neither Device MI nor BrainBoost shows ads.

### Which is updated more often, Device MI or BrainBoost?

Device MI ships an update every 2 days, and BrainBoost every 2 weeks. Most recently, Device MI was updated on October 18, 2026 and BrainBoost on October 9, 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.*