# Seconds Interval Timer vs Interval Timer Plus

The clearest difference is review sentiment: Interval Timer Plus at 95% against Seconds Interval Timer's 75%. Interval Timer Plus also leads on rating (4.9 vs 4.7) and iOS requirement (14.3 vs 18.0). Seconds Interval Timer's advantage is ratings volume (24K vs 6K). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Seconds Interval Timer sells 1 one-off in-app purchase and Interval Timer Plus sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Interval Timer Plus holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 24K and 6K respectively. Written reviews point the same way: 75% of Seconds Interval Timer's written reviews are positive against 95% of Interval Timer Plus's.

Seconds Interval Timer ships an update monthly, Interval Timer Plus every 2 months. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Seconds Interval Timer | Interval Timer Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (24K ratings)](https://appshunter.io/ios/app/seconds-interval-timer/id475816966/reviews) | **[4.9 (6K ratings)](https://appshunter.io/ios/app/interval-timer-plus/id1554256831/reviews)** |
| Number of ratings | **24K** | 6K |
| Positive reviews | 75.0% of reviews | **95.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 95 MB | 21 MB |
| Requires iOS | 18.0 | **14.3** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Runloop Ltd](https://appshunter.io/developer/325563420) | [Su-Au Hwang](https://appshunter.io/developer/1554256833) |

## What reviewers say

### Seconds Interval Timer

[App page](https://appshunter.io/ios/app/seconds-interval-timer/id475816966)

This app provides a versatile interval timer for various workout types like Tabata, HIIT, and circuit training. It features a clear, full-screen display, customizable alerts, and background operation. Users can also utilize a stopwatch and countdown timer, with integration for Apple Health.

**Highlights:** Full-screen colored display, Templates for HIIT, Tabata, Circuit Training, Voice and audio alerts, Music assignment per interval, Background operation, Apple Health integration, Stopwatch and countdown timer

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Version | $7.99 | one-time |

**What reviewers like**

- 🚀 Great workout app
- 👍 Customizable and user-friendly
- 🔒 Reliable and stable
- 💡 Versatile for various workouts
- 👍 Easy to create and edit timers

**What reviewers complain about**

- 🐛 Occasional audio issues
- 🔍 Limited Apple Watch integration
- 💰 Paid version required for full functionality
- 🕰️ Time-consuming to set up complex workouts

**Reported bugs**

- Timer sometimes stops working unexpectedly
- Issues with restoring purchases on new devices

**Requested features**

- Ability to change beep/alert volume independently
- Option to delay transition between intervals
- Sync workouts across devices
- More preset workout templates
- Heart rate monitoring integration


### Interval Timer Plus

[App page](https://appshunter.io/ios/app/interval-timer-plus/id1554256831)

This versatile timer app offers a simple yet powerful way to manage timed activities. Customize multiple intervals with individual colors and sounds, and save them as presets for quick access. It's designed for ease of use and visibility, even from a distance, and works seamlessly in the background.

**Highlights:** Customizable intervals, Named intervals with voice readout, Individual colors and sounds, Count time or repetitions, Unlimited presets, Works in background, Full screen color coding

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 🚀 Simple and effective
- 🚀 Customizable and streamlined
- 👍 Easy to configure and edit
- 👍 Convenient for workouts and circuits
- 👍 Minimal ads and no purchases required

**What reviewers complain about**

- 🐛 Occasional issues with audio playback in the background
- 💡 Desire for more color customization options

**Reported bugs**

- Audio alerts not working when app is in the background

**Requested features**

- Support for Apple Watch integration
- Ability to delete saved workouts


## Frequently asked questions

### Is Seconds Interval Timer free?

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

### Is Interval Timer Plus free?

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

### Which has better reviews, Seconds Interval Timer or Interval Timer Plus?

Interval Timer Plus is rated higher. Seconds Interval Timer averages 4.7 out of 5 from 24K ratings, while Interval Timer Plus averages 4.9 from 6K ratings.

### Do Seconds Interval Timer or Interval Timer Plus have ads?

Neither Seconds Interval Timer nor Interval Timer Plus shows ads.

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

Seconds Interval Timer ships an update monthly, and Interval Timer Plus every 2 months. Most recently, Seconds Interval Timer was updated on September 25, 2026 and Interval Timer Plus on September 24, 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.*