# STRNTH vs Interval Pulse Timer

The clearest difference is in-app purchases: Interval Pulse Timer at none against STRNTH's 5. Interval Pulse Timer also leads on update cadence (every 2 days vs every 5 days). STRNTH's advantage is device support (4 vs 2) and iOS requirement (15.1 vs 17.0). On price and ads there is nothing between them.

Both are free to download. STRNTH sells 5 in-app purchases, starting at $4.99 per month. Interval Pulse Timer asks for nothing beyond the download.

STRNTH ships an update every 5 days, Interval Pulse Timer every 2 days. The most recent releases landed on September 18, 2026 and August 6, 2026 respectively.

## The numbers

| Metric | STRNTH | Interval Pulse Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/interval-pulse-timer/id6786118364/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | — | Free |
| Size | 74 MB | 4 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Next Big Leap Ltd](https://appshunter.io/developer/369344938) | [Nha Hoang](https://appshunter.io/developer/6786090876) |

## What reviewers say

### STRNTH

[App page](https://appshunter.io/ios/app/strnth-strength-training-30-plus/id6761745869)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| STRNTH Plus Monthly | $4.99 | per month |
| STRNTH Pro Monthly | $14.99 | per month |
| STRNTH Plus Annual | $44.99 | per year |
| STRNTH Pro Founder Yearly | $54.99 | per year |
| STRNTH Pro Yearly | $99.99 | per year |


### Interval Pulse Timer

[App page](https://appshunter.io/ios/app/interval-pulse-timer/id6786118364)

Create and run custom interval workouts with named, colored segments and adjustable rounds. Features include audio cues, haptic feedback, and a history tracker. Optimized for focus without distractions.

**Highlights:** Custom interval workouts, Apple Watch app integration, Live Activity and Dynamic Island support, Audio and haptic cues, Workout history and habit tracking, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is STRNTH free?

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

### Is Interval Pulse Timer free?

Interval Pulse Timer is free to download, with no in-app purchases.

### Do STRNTH or Interval Pulse Timer have ads?

Neither STRNTH nor Interval Pulse Timer shows ads.

### Which is updated more often, STRNTH or Interval Pulse Timer?

STRNTH ships an update every 5 days, and Interval Pulse Timer every 2 days. Most recently, STRNTH was updated on September 18, 2026 and Interval Pulse Timer on August 6, 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.*