# Puffin vs Bottomtime

The clearest difference is in-app purchases: Puffin at none against Bottomtime's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Bottomtime sells 3 in-app purchases, starting at $4.99 per month. Puffin asks for nothing beyond the download.

## The numbers

| Metric | Puffin | Bottomtime |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 74 MB | 6 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Robin Derrida](https://appshunter.io/developer/1436467730) | [Develak](https://appshunter.io/developer/1803580275) |

## What reviewers say

### Puffin

[App page](https://appshunter.io/ios/app/puffin-dive-log/id6774688885)

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

**In-app purchases:** none


### Bottomtime

[App page](https://appshunter.io/ios/app/bottomtime-dive-logbook/id6782090552)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bottomtime Pro — Monthly | $4.99 | per month |
| Bottomtime Pro — Yearly | $29.99 | per year |
| Bottomtime Pro — Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Puffin free?

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

### Is Bottomtime free?

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

### Do Puffin or Bottomtime have ads?

Neither Puffin nor Bottomtime 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.*