# R vs HIIT Timer Pro

The clearest difference is in-app purchases: HIIT Timer Pro at none against R's 2. HIIT Timer Pro also leads on update cadence (every 5 days vs every 2 weeks). R's advantage is iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. R sells 2 in-app purchases, starting at $3.99 per month. HIIT Timer Pro asks for nothing beyond the download.

R ships an update every 2 weeks, HIIT Timer Pro every 5 days. The most recent releases landed on October 17, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | R | HIIT Timer Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/r-navi/id1107467189/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 64 MB | 9 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [R-bies Co., Ltd.](https://appshunter.io/developer/777475895) | [YUSEI SAKAI](https://appshunter.io/developer/1818540737) |

## What reviewers say

### R

[App page](https://appshunter.io/ios/app/r-navi/id1107467189)

Track runners in real-time during races and know when they'll reach your location. Send virtual cheers and messages to support participants from anywhere. Enhance the race day experience for both spectators and runners.

**Highlights:** Real-time runner location tracking, Predicted runner arrival times, Virtual cheering messages, Virtual drum support, Race result review, Thank-you message sending

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription Plan | $3.99 | per month |
| Subscription Plan for R-navi | $39.99 | per year |


### HIIT Timer Pro

[App page](https://appshunter.io/ios/app/hiit-timer-pro/id6746787579)

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

**In-app purchases:** none


## Frequently asked questions

### Is R free?

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

### Is HIIT Timer Pro free?

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

### Do R or HIIT Timer Pro have ads?

Neither R nor HIIT Timer Pro shows ads.

### Which is updated more often, R or HIIT Timer Pro?

R ships an update every 2 weeks, and HIIT Timer Pro every 5 days. Most recently, R was updated on October 17, 2026 and HIIT Timer Pro on October 10, 2026.

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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.*