# Second Brain SB vs Emma Email

The clearest difference is iOS requirement: Second Brain SB at 11.0 against Emma Email's 16.4. On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Second Brain SB | Emma Email |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (11 ratings)](https://appshunter.io/ios/app/emma-email/id6747730134/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 71.4% of reviews |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Weekly |
| Monetization | — | Free |
| Size | 26 MB | 56 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Gianlucca Vick](https://appshunter.io/developer/1691417067) | [Castle Labs LLC](https://appshunter.io/developer/1590269964) |

## What reviewers say

### Second Brain SB

[App page](https://appshunter.io/ios/app/second-brain-sb/id6449985684)

**In-app purchases:** none


### Emma Email

[App page](https://appshunter.io/ios/app/emma-email/id6747730134)

A minimalist email client focused on speed and simplicity to help users achieve inbox zero. It offers a clean interface and thoughtful defaults to reduce clutter and boost productivity. Currently supports multiple Gmail accounts on iPhone.

**Highlights:** Minimalist design, Inbox zero focus, Fast and speed-optimized, Reduces clutter, Supports multiple Gmail accounts, Clean interface

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

**In-app purchases:** none


## Frequently asked questions

### Is Second Brain SB free?

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

### Is Emma Email free?

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

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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.*