# RollJournal Timer vs Strike Timer Interval Training

The clearest difference is in-app purchases: RollJournal Timer at none against Strike Timer Interval Training's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Strike Timer Interval Training sells 1 in-app purchase, starting at $14.99 per year. RollJournal Timer asks for nothing beyond the download.

## The numbers

| Metric | RollJournal Timer | Strike Timer Interval Training |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 29 MB | 47 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Mako Technology Labs](https://appshunter.io/developer/1832176903) | [Shannon Kempenich](https://appshunter.io/developer/579568236) |

## What reviewers say

### RollJournal Timer

[App page](https://appshunter.io/ios/app/rolljournal-timer/id6760620115)

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

**In-app purchases:** none


### Strike Timer Interval Training

[App page](https://appshunter.io/ios/app/strike-timer-interval-training/id6761288575)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Strike Timer Pro | $14.99 | per year |


## Frequently asked questions

### Is RollJournal Timer free?

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

### Is Strike Timer Interval Training free?

Strike Timer Interval Training is free to download, with in-app purchases available.

### Do RollJournal Timer or Strike Timer Interval Training have ads?

Neither RollJournal Timer nor Strike Timer Interval Training 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.*