# Interval Timer vs Sungong

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

Both are free to download. Interval Timer sells 3 in-app purchases, starting at $2.99 per month. Sungong asks for nothing beyond the download.

Interval Timer ships an update every 2 weeks, Sungong every 11 days. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Interval Timer | Sungong |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/interval-timer-focus-and-hiit/id6478761128/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 51 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Evgeny Goncharov](https://appshunter.io/developer/1726728195) | [joonseo park](https://appshunter.io/developer/1265149051) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-focus-and-hiit/id6478761128)

This app provides versatile timers for various activities, including high-intensity interval training, Pomodoro technique, and meditation. Its intuitive design and customizable modes help users focus on their tasks or workouts without distraction.

**Highlights:** Rotary knob for time setting, Four distinct timer modes (Timer, Pomodoro, Interval, Meditation), Customizable work/rest durations for intervals, Automatic session tracking for Pomodoro, Keyboard shortcuts for play/pause and reset, Native notifications and haptic feedback

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Annual Premium | $14.99 | per year |
| Phygital Timer Plus | $4.99 | one-time |


### Sungong

[App page](https://appshunter.io/ios/app/sungong-pomodoro-study-timer/id6776498059)

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

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer free?

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

### Is Sungong free?

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

### Do Interval Timer or Sungong have ads?

Sungong shows ads; Interval Timer does not.

### Which is updated more often, Interval Timer or Sungong?

Interval Timer ships an update every 2 weeks, and Sungong every 11 days. Most recently, Interval Timer was updated on October 6, 2026 and Sungong on October 1, 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.*