# Seconds Interval Timer vs Haptic Vibration Timer

The clearest difference is price: Seconds Interval Timer at Free against Haptic Vibration Timer's $0.99. Seconds Interval Timer also leads on rating (4.7 vs 2.7) and review sentiment (75% vs 40%). Haptic Vibration Timer's advantage is in-app purchases (none vs 1) and chart position (#72 vs unranked). On update cadence, ads, device support and iOS requirement there is nothing between them.

Seconds Interval Timer is free to download; Haptic Vibration Timer costs $0.99 up front. Seconds Interval Timer sells 1 one-off in-app purchase. Haptic Vibration Timer asks for nothing beyond the download.

Seconds Interval Timer holds the better App Store score, 4.7 against 2.7. That said, the two scores are not equally well evidenced: Seconds Interval Timer has 24K ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 75% of Seconds Interval Timer's written reviews are positive against 40% of Haptic Vibration Timer's.

Seconds Interval Timer ships an update monthly, Haptic Vibration Timer every 2 weeks. The most recent releases landed on September 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Seconds Interval Timer | Haptic Vibration Timer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.7 (24K ratings)](https://appshunter.io/ios/app/seconds-interval-timer/id475816966/reviews)** | [2.7 (10 ratings)](https://appshunter.io/ios/app/haptic-vibration-timer/id6747902090/reviews) |
| Number of ratings | **24K** | 10 |
| Positive reviews | **75.0% of reviews** | 40.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#72** |
| Size | 95 MB | 4 MB |
| Requires iOS | **18.0** | 18.2 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Runloop Ltd](https://appshunter.io/developer/325563420) | [Cumulus Coding Ltd](https://appshunter.io/developer/1749368125) |

## 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


### Haptic Vibration Timer

[App page](https://appshunter.io/ios/app/haptic-vibration-timer/id6747902090)

**Currently charting:** #72 Top Paid · Health & Fitness (US App Store)

This app transforms your Apple Watch into a customizable haptic timer. Set repeating intervals or continuous notifications for fitness, reminders, or productivity, all while running independently on your watch.

**Highlights:** Customizable timer durations, Flexible haptic intervals, Multiple haptic patterns, Background operation, Watch Complications support, Intuitive interface

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Seconds Interval Timer free?

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

### Is Haptic Vibration Timer free?

Haptic Vibration Timer costs $0.99, with no in-app purchases.

### Which has better reviews, Seconds Interval Timer or Haptic Vibration Timer?

Seconds Interval Timer is rated higher. Seconds Interval Timer averages 4.7 out of 5 from 24K ratings, while Haptic Vibration Timer averages 2.7 from 10 ratings.

### Do Seconds Interval Timer or Haptic Vibration Timer have ads?

Neither Seconds Interval Timer nor Haptic Vibration Timer shows ads.

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

Seconds Interval Timer ships an update monthly, and Haptic Vibration Timer every 2 weeks. Most recently, Seconds Interval Timer was updated on September 25, 2026 and Haptic Vibration Timer on September 22, 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.*