# 2ndBrain vs Covis AI

The clearest difference is in-app purchases: Covis AI at none against 2ndBrain's 9. Covis AI also leads on update cadence (every 5 days vs every 5 weeks). 2ndBrain's advantage is iOS requirement (11.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. 2ndBrain sells 9 in-app purchases, starting at $1.99 per 7 days. Covis AI asks for nothing beyond the download.

2ndBrain ships an update every 5 weeks, Covis AI every 5 days. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | 2ndBrain | Covis AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 5 days** |
| Size | 79 MB | 48 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Shajeel Afzal](https://appshunter.io/developer/1489212410) | [Muhammad Irfan](https://appshunter.io/developer/1120186308) |

## What reviewers say

### 2ndBrain

[App page](https://appshunter.io/ios/app/2ndbrain-ai-powered-chatbot/id6446216874)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| .Weekly Subscription | $2.99 | per 7 days |
| Weekly Subscription. | $3.99 | per 7 days |
| Monthly Subscription. | $4.99 | per month |
| Monthly Subscription. | $5.99 | per month |
| Monthly Subscription. | $6.99 | per month |
| Quarterly Subscription. | $13.99 | per 3 months |
| Quarterly Subscription. | $14.99 | per 3 months |
| Quarterly Subscription. | $17.99 | per 3 months |


### Covis AI

[App page](https://appshunter.io/ios/app/covis-ai/id6762371764)

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

**In-app purchases:** none


## Frequently asked questions

### Is 2ndBrain free?

2ndBrain is free to download, with in-app purchases available.

### Is Covis AI free?

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

### Do 2ndBrain or Covis AI have ads?

Neither 2ndBrain nor Covis AI shows ads.

### Which is updated more often, 2ndBrain or Covis AI?

2ndBrain ships an update every 5 weeks, and Covis AI every 5 days. Most recently, 2ndBrain was updated on October 30, 2026 and Covis AI on November 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*