# Deep Sky Diary vs BMI Calculator Weight Tracker!

The clearest difference is ads: Deep Sky Diary at none against BMI Calculator Weight Tracker!'s shown. BMI Calculator Weight Tracker!'s advantage is iOS requirement (12.0 vs 14.1). On price, 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.

## The numbers

| Metric | Deep Sky Diary | BMI Calculator Weight Tracker! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/deep-sky-diary/id1510396752/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | — |
| Monetization | Free | — |
| Size | 8 MB | 34 MB |
| Requires iOS | 14.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shunzhe Ma](https://appshunter.io/developer/1052286218) | [Bao Tran](https://appshunter.io/developer/1541146400) |

## What reviewers say

### Deep Sky Diary

[App page](https://appshunter.io/ios/app/deep-sky-diary/id1510396752)

Record your thoughts and memories for your future self or send messages into the void. This app allows you to create regular diary entries, schedule future readings, or send messages that are permanently deleted.

**Highlights:** Regular diary entries, Scheduled future readings, Ephemeral black hole messages, Optional black hole receipt

**Features:** macOS Compatibility

**In-app purchases:** none


### BMI Calculator Weight Tracker!

[App page](https://appshunter.io/ios/app/bmi-calculator-weight-tracker/id6742965575)

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

**In-app purchases:** none


## Frequently asked questions

### Is Deep Sky Diary free?

Deep Sky Diary is free to download, with no in-app purchases.

### Is BMI Calculator Weight Tracker! free?

BMI Calculator Weight Tracker! is free to download, with no in-app purchases.

### Do Deep Sky Diary or BMI Calculator Weight Tracker! have ads?

BMI Calculator Weight Tracker! shows ads; Deep Sky Diary does not.

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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.*