# Transcendent Sound vs Interval Exercise Timer ™

The clearest difference is ads: Transcendent Sound at none against Interval Exercise Timer ™'s shown. Transcendent Sound also leads on ratings volume (179 vs 20). Interval Exercise Timer ™'s advantage is update cadence (monthly vs every 3 months). On price, rating, review sentiment and in-app purchases there is nothing between them.

Both are free to download. Transcendent Sound sells 12 one-off in-app purchases and Interval Exercise Timer ™ sells 5 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Transcendent Sound against 4.7 for Interval Exercise Timer ™. That said, the two scores are not equally well evidenced: Transcendent Sound has 179 ratings behind it against 20, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Transcendent Sound ships an update every 3 months, Interval Exercise Timer ™ monthly. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Transcendent Sound | Interval Exercise Timer ™ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (179 ratings)](https://appshunter.io/ios/app/transcendent-sound/id1473869608/reviews)** | [4.7 (20 ratings)](https://appshunter.io/ios/app/interval-exercise-timer/id6463520684/reviews) |
| Number of ratings | **179** | 20 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 494 MB | 14 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Synapticats, Inc.](https://appshunter.io/developer/299674147) | [Andy Sutanto](https://appshunter.io/developer/1659282966) |

## What reviewers say

### Transcendent Sound

[App page](https://appshunter.io/ios/app/transcendent-sound/id1473869608)

This app offers a natural-sounding ambient experience with high-quality immersive sounds to help you relax, meditate, concentrate, or sleep. Its patented audio technology avoids repetitive loops for a distraction-free background.

**Highlights:** Patented audio technology, No repetitive loops, High-quality immersive sounds, Natural-sounding audio, Multiple sound variations

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Metal Fan | Free | one-time |
| Vortex Fan | Free | one-time |
| Space Heater | Free | one-time |
| In the Sky | Free | one-time |
| Modern Fan | Free | one-time |
| Crickets | Free | one-time |
| Central Air | Free | one-time |
| Rain | Free | one-time |
| Fireplace | Free | one-time |
| Purring Cat | Free | one-time |
| Popcorn | Free | one-time |
| Waves | $1.99 | one-time |


### Interval Exercise Timer ™

[App page](https://appshunter.io/ios/app/interval-exercise-timer/id6463520684)

Optimize your exercise routines with a customizable interval timer. Set precise 'Prepare,' 'Work,' and 'Rest' durations, and manage multiple sets and rounds for efficient workouts. Save your custom settings for easy access to consistent training.

**Highlights:** Customizable Prepare, Work, and Rest timers, Multi-round and set options, Real-time progress tracking, Save and load custom timer settings, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Workout Timer Pro | $0.99 | per 7 days |
| Workout Timer Pro | $1.49 | per month |
| Exercise Timer Pro | $6.99 | per 6 months |
| Tabata Timer Pro | $19.99 | per year |
| Interval Timer Pro | $39.99 | one-time |


## Frequently asked questions

### Is Transcendent Sound free?

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

### Is Interval Exercise Timer ™ free?

Interval Exercise Timer ™ is free to download, with in-app purchases available.

### Which has better reviews, Transcendent Sound or Interval Exercise Timer ™?

Transcendent Sound is rated higher. Transcendent Sound averages 4.8 out of 5 from 179 ratings, while Interval Exercise Timer ™ averages 4.7 from 20 ratings.

### Do Transcendent Sound or Interval Exercise Timer ™ have ads?

Interval Exercise Timer ™ shows ads; Transcendent Sound does not.

### Which is updated more often, Transcendent Sound or Interval Exercise Timer ™?

Transcendent Sound ships an update every 3 months, and Interval Exercise Timer ™ monthly. Most recently, Transcendent Sound was updated on September 22, 2026 and Interval Exercise Timer ™ on September 19, 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.*