# SDG Team vs Second Brain

The clearest difference is update cadence: Second Brain at every 5 days against SDG Team's fortnightly. SDG Team's advantage is iOS requirement (16.0 vs 18.0). 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.

SDG Team ships an update fortnightly, Second Brain every 5 days. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SDG Team | Second Brain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 294 MB | 17 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Direct Cursus Computer Systems Trading](https://appshunter.io/developer/1717598015) | [Aleksandr Pustotin](https://appshunter.io/developer/1854093247) |

## What reviewers say

### SDG Team

[App page](https://appshunter.io/ios/app/sdg-team/id6758047919)

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

**In-app purchases:** none


### Second Brain

[App page](https://appshunter.io/ios/app/second-brain-voice-to-action/id6787875111)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SDG Team free?

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

### Is Second Brain free?

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

### Do SDG Team or Second Brain have ads?

Neither SDG Team nor Second Brain shows ads.

### Which is updated more often, SDG Team or Second Brain?

SDG Team ships an update fortnightly, and Second Brain every 5 days. Most recently, SDG Team was updated on November 1, 2026 and Second Brain on October 25, 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.*