# DING vs RX

The clearest difference is in-app purchases: RX at none against DING's 3. DING's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. DING sells 3 in-app purchases, starting at $4.99 per 7 days. RX asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 28, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | DING | RX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rx-timer-wod-timer/id6783471287/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free |
| Size | 45 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Speed AI Labs](https://appshunter.io/developer/1895049591) | [Daniel Thrnaholm](https://appshunter.io/developer/6783471289) |

## What reviewers say

### DING

[App page](https://appshunter.io/ios/app/ding-boxing-round-timer/id6774922194)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DING Boxing | $4.99 | per 7 days |
| DING Boxing | $29.99 | per year |
| DING Boxing | $39.99 | one-time |


### RX

[App page](https://appshunter.io/ios/app/rx-timer-wod-timer/id6783471287)

This app provides a versatile workout timer designed for functional fitness. It supports various training formats like AMRAP, EMOM, and Tabata with customizable durations and clear visual cues. The app offers offline functionality, a high-contrast display, and the ability to stream to external screens.

**Highlights:** Multiple workout formats (AMRAP, EMOM, Tabata, RFT), Customizable work/rest intervals, Large, high-contrast display, Landscape full-screen mode, Work/rest color coding, Stream timer to TV via AirPlay, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is DING free?

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

### Is RX free?

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

### Do DING or RX have ads?

Neither DING nor RX shows ads.

### Which is updated more often, DING or RX?

DING ships an update every 3 weeks, and RX every 3 weeks. Most recently, DING was updated on October 28, 2026 and RX on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*