# Interval Walking Timer vs JWT

The clearest difference is in-app purchases: Interval Walking Timer at none against JWT's 3. Interval Walking Timer also leads on review sentiment (100% vs 82%) and device support (3 vs 1). JWT's advantage is update cadence (every 5 days vs every 14 months). On price and ads there is nothing between them.

Both are free to download. JWT sells 3 in-app purchases, starting at $1.99 per month. Interval Walking Timer asks for nothing beyond the download.

Interval Walking Timer ships an update every 14 months, JWT every 5 days. The most recent releases landed on August 27, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | Interval Walking Timer | JWT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (44 ratings)](https://appshunter.io/ios/app/jwt-japanese-walking-timer/id6748671038/reviews)** |
| Number of ratings | — | **44** |
| Positive reviews | **100.0% of reviews** | 81.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 34 MB |
| Requires iOS | **13.0** | 18.4 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Nakagawa](https://appshunter.io/developer/1770410772) | [Big TLK LLC](https://appshunter.io/developer/1817222815) |

## What reviewers say

### Interval Walking Timer

[App page](https://appshunter.io/ios/app/interval-walking-timer/id6717588783)

This app provides a simple timer for interval fast walking routines, automatically switching between slow and fast walking every 3 minutes. It offers real-time tracking of heart rate, distance, and time, with Apple Watch vibration notifications for mode changes. A summary screen displays post-workout metrics, and users can control music playback directly from the app.

**Highlights:** Interval timer for fast walking, Automatic mode switching (slow/fast walk), Apple Watch vibration notifications, Real-time heart rate, distance, and time display, Post-workout summary with key metrics, Music and podcast playback control

**In-app purchases:** none


### JWT

[App page](https://appshunter.io/ios/app/jwt-japanese-walking-timer/id6748671038)

This app guides you through the Japanese Walking Method, alternating brisk walking with recovery periods. It offers customizable audio cues and intervals to help you improve fitness, boost energy, and sharpen focus with just 30 minutes a few times a week.

**Highlights:** Japanese Walking Method timer, Customizable audio cues, Adjustable interval lengths, Set number customization, Pace description adjustments

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | per month |
| JWT Pro – Annual | $8.99 | per year |
| Pro | $9.99 | per year |


## Frequently asked questions

### Is Interval Walking Timer free?

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

### Is JWT free?

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

### Do Interval Walking Timer or JWT have ads?

Neither Interval Walking Timer nor JWT shows ads.

### Which is updated more often, Interval Walking Timer or JWT?

Interval Walking Timer ships an update every 14 months, and JWT every 5 days. Most recently, Interval Walking Timer was updated on August 27, 2026 and JWT on September 4, 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.*