# Breathe Bubbles vs OnionTimer · Time/Rep + Voice

The clearest difference is price: Breathe Bubbles at Free against OnionTimer · Time/Rep + Voice's $3.99. Breathe Bubbles also leads on review sentiment (90% vs 50%) and device support (3 vs 1). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

Breathe Bubbles is free to download; OnionTimer · Time/Rep + Voice costs $3.99 up front. Breathe Bubbles sells 9 in-app purchases, starting at $9.99 per month and OnionTimer · Time/Rep + Voice sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Breathe Bubbles ships an update weekly, OnionTimer · Time/Rep + Voice fortnightly. The most recent releases landed on September 24, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Breathe Bubbles | OnionTimer · Time/Rep + Voice |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/breathe-bubbles/id6743337849/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | **90.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | **Freemium** | Paid |
| Size | 45 MB | 36 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [希 陈](https://appshunter.io/developer/1353019342) | [超纯 邓](https://appshunter.io/developer/1805600091) |

## What reviewers say

### Breathe Bubbles

[App page](https://appshunter.io/ios/app/breathe-bubbles/id6743337849)

This science-based tool uses Apple Watch to visualize your breathing and analyze heart rate variability for real-time stress management. It offers guided exercises to improve focus, reduce anxiety, and enhance self-control, with comprehensive health metric insights and trend tracking.

**Highlights:** Real-time stress detection via HRV, Guided breathing exercises with animation, Prefrontal cortex recovery training, Trend recording and data feedback, Standalone Apple Watch use, Integration with Apple Health

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $9.99 | per month |
| Quarterly Membership | $14.99 | per 3 months |
| Annual Membership | $29.99 | per year |
| Snack Pack | $4.99 | one-time |
| Give a Coffee | $8.99 | one-time |
| a hamburger | $9.99 | one-time |
| Lifetime Membership | $34.99 | one-time |
| Lifetime Membership | $49.99 | one-time |
| Lifetime Membership | $99.99 | one-time |


### OnionTimer · Time/Rep + Voice

[App page](https://appshunter.io/ios/app/oniontimer-timerep-plus-voice/id6744046502)

This app provides a professional at-home training assistant for various fitness routines. It offers multi-round circuits, dual time and count modes, customizable rest periods, and voice guidance. Track your progress with detailed data insights and enjoy a distraction-free, ad-free experience.

**Highlights:** Multi-round circuits for HIIT and Tabata, Dual time and count modes, Customizable rest periods, Voice guidance for workout changes, Haptic feedback for silent alerts, Detailed data tracking and progress insights, Ad-free experience

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 终身会员 | $3.99 | one-time |


## Frequently asked questions

### Is Breathe Bubbles free?

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

### Is OnionTimer · Time/Rep + Voice free?

OnionTimer · Time/Rep + Voice costs $3.99, and also offers in-app purchases.

### Do Breathe Bubbles or OnionTimer · Time/Rep + Voice have ads?

Neither Breathe Bubbles nor OnionTimer · Time/Rep + Voice shows ads.

### Which is updated more often, Breathe Bubbles or OnionTimer · Time/Rep + Voice?

Breathe Bubbles ships an update weekly, and OnionTimer · Time/Rep + Voice fortnightly. Most recently, Breathe Bubbles was updated on September 24, 2026 and OnionTimer · Time/Rep + Voice on September 6, 2026.

---

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