# Seconds Pro Interval Timer vs Burnd

The clearest difference is review sentiment: Seconds Pro Interval Timer at 80% against Burnd's 0%. Seconds Pro Interval Timer also leads on in-app purchases (none vs 3) and ratings volume (12K vs 1). Burnd's advantage is price (Free vs $7.99) and update cadence (every 4 days vs fortnightly). On ads and device support there is nothing between them.

Burnd is free to download; Seconds Pro Interval Timer costs $7.99 up front. Burnd sells 3 in-app purchases, starting at $0.99 per month. Seconds Pro Interval Timer asks for nothing beyond the download.

Burnd holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Seconds Pro Interval Timer has 12K ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 80% of Seconds Pro Interval Timer's written reviews are positive against 0% of Burnd's, so the app with the better star average is not the one people write more warmly about.

Seconds Pro Interval Timer ships an update fortnightly, Burnd every 4 days. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Seconds Pro Interval Timer | Burnd |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | [4.8 (12K ratings)](https://appshunter.io/ios/app/seconds-pro-interval-timer/id363978811/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/burnd-hiit-trainer-and-timer/id1515030728/reviews)** |
| Number of ratings | **12K** | 1 |
| Positive reviews | **79.9% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#10** | — |
| Size | 94 MB | 8 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Runloop Ltd](https://appshunter.io/developer/325563420) | [Philipp Jahoda](https://appshunter.io/developer/951309215) |

## What reviewers say

### Seconds Pro Interval Timer

[App page](https://appshunter.io/ios/app/seconds-pro-interval-timer/id363978811)

**Currently charting:** #10 Top Paid · Health & Fitness (US App Store)

This interval timer app is designed for high-intensity interval training (HIIT), Tabata, and circuit training workouts. It features a large, color-coded display, customizable interval names, and background operation. It also integrates with Apple Health to track your fitness data.

**Highlights:** Full screen colored display, Templates for HIIT, Tabata, Circuit Training, Speaks interval names and provides warnings, Assign music per interval, Runs in background, Share interval timers, Apple Health integration

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

**In-app purchases:** none

**What reviewers like**

- ⭐ Great updates
- 🤖 Amazing voice prompts
- 👍 Easy to use
- 🎨 Highly customizable
- 🔧 Versatile for various workouts

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 🔌 Music volume issues
- 🔍 Complicated setup for some features
- 🌐 Sync/sharing issues between devices
- 🔇 Inconsistent audio cues

**Reported bugs**

- Intervals randomly pausing or skipping
- Music volume issues when launching the app
- Inconsistent audio cues and countdown
- Sync issues between devices

**Requested features**

- Ability to lock Apple Watch screen
- Option to see more than just the next exercise
- Fractional time settings (e.g. 7.74 seconds)
- More voice/audio customization options
- Improved sync between iPhone and iPad


### Burnd

[App page](https://appshunter.io/ios/app/burnd-hiit-trainer-and-timer/id1515030728)

This app simplifies High-Intensity Interval Training (HIIT) with customizable workout configurations and a clean interface. It offers audio guidance, workout history, and the ability to save favorite routines for easy access.

**Highlights:** Quick start workouts, Customizable exercise and rest durations, Voice coach for audio guidance, Pause and resume functionality, Workout history and overview, Save favorite workouts

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $0.99 | per month |
| Premium Lifetime Special Deal | $3.99 | one-time |
| Premium Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is Seconds Pro Interval Timer free?

Seconds Pro Interval Timer costs $7.99, with no in-app purchases.

### Is Burnd free?

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

### Which has better reviews, Seconds Pro Interval Timer or Burnd?

Burnd is rated higher. Seconds Pro Interval Timer averages 4.8 out of 5 from 12K ratings, while Burnd averages 5.0 from 1 ratings.

### Do Seconds Pro Interval Timer or Burnd have ads?

Neither Seconds Pro Interval Timer nor Burnd shows ads.

### Which is updated more often, Seconds Pro Interval Timer or Burnd?

Seconds Pro Interval Timer ships an update fortnightly, and Burnd every 4 days. Most recently, Seconds Pro Interval Timer was updated on September 24, 2026 and Burnd on September 16, 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.*