# ReefKeep vs ReefLog

The clearest difference is iOS requirement: ReefLog at 13.0 against ReefKeep's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ReefKeep sells 3 in-app purchases, starting at $4.99 per month and ReefLog sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ReefKeep | ReefLog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Daily | — |
| Size | 2 MB | 39 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Enovira AB](https://appshunter.io/developer/1878624311) | [Katsuyuki Hayashi](https://appshunter.io/developer/1597263179) |

## What reviewers say

### ReefKeep

[App page](https://appshunter.io/ios/app/reefkeep/id6762442240)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReefKeep Pro - monthly | $4.99 | per month |
| ReefKeep Pro - Yearly | $29.99 | per year |
| ReefKeep Lifetime Subscription | $79.99 | one-time |


### ReefLog

[App page](https://appshunter.io/ios/app/reeflog-reef-tank-tracker/id6791190017)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Annual | $29.99 | per year |
| Lifetime | $44.99 | one-time |


## Frequently asked questions

### Is ReefKeep free?

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

### Is ReefLog free?

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

### Do ReefKeep or ReefLog have ads?

Neither ReefKeep nor ReefLog 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.*