# SereniBrain vs SendBack

The clearest difference is rating: SendBack at 5.0 against SereniBrain's 4.7. On price, ratings volume, ads 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.

SendBack holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 13 and 6 respectively.

## The numbers

| Metric | SereniBrain | SendBack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (13 ratings)](https://appshunter.io/ios/app/serenibrain/id6479871875/reviews) | **[5.0 (6 ratings)](https://appshunter.io/ios/app/sendback/id6751174727/reviews)** |
| Number of ratings | **13** | 6 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | Free | Free |
| Size | 341 MB | 59 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [华南脑控(广东)智能科技有限公司](https://appshunter.io/developer/1728613747) | [Send Backs, LLC](https://appshunter.io/developer/1833820634) |

## What reviewers say

### SereniBrain

[App page](https://appshunter.io/ios/app/serenibrain/id6479871875)

This tool uses brain-computer interface technology to guide users through meditation scenarios. It helps individuals learn meditation techniques to achieve relaxation for both body and mind. The app provides assessments, real-time feedback, and detailed analysis reports.

**Highlights:** Meditation State Assessment, Real-time Neural Feedback, Meditation Analysis Reports, Premium Practice Content

**Features:** Vision Pro support

**In-app purchases:** none


### SendBack

[App page](https://appshunter.io/ios/app/sendback/id6751174727)

Manage all your purchases and their return deadlines in one central dashboard. Get timely reminders and alerts to ensure you never miss a refund opportunity. Easily navigate to drop-off locations and share return details with others.

**Highlights:** Manage all returns in one place, Track return deadlines, Receive reminders and alerts, Sync return dates to calendar, Share return details, Navigate to drop-off locations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SereniBrain free?

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

### Is SendBack free?

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

### Which has better reviews, SereniBrain or SendBack?

SendBack is rated higher. SereniBrain averages 4.7 out of 5 from 13 ratings, while SendBack averages 5.0 from 6 ratings.

### Do SereniBrain or SendBack have ads?

Neither SereniBrain nor SendBack shows ads.

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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.*