# PowerTimer - Interval Timer — Focus on your training

> Focus on your training (iPhone/iPad app by Shota Yamada.)

- Source: https://appshunter.io/ios/app/powertimer-interval-timer/id6779611524 (this page in markdown: same URL + `.md`)
- Developer: [Shota Yamada](https://appshunter.io/developer/6779611526)
- Category: Health & Fitness, Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.6 · 5 MB
- Languages: American English, Japanese
- Released: 2026-07-14
- Data updated: 2026-09-01
- User reviews in markdown: https://appshunter.io/ios/app/powertimer-interval-timer/id6779611524/reviews.md

## What is PowerTimer?

"PowerTimer" is the ultimate minimalist interval timer app developed to maximize your workout focus.
Stripped of all unnecessary features, it allows you to intuitively and smoothly manage your rest intervals between sets.

■ Key Features
- Intuitive timer controls
- Instant time switching via presets
- Background operation support

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Buy Me a Protein Shake🥛 | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |



## Version history (last 5 releases)

### 1.0.5 — 2026-08-25

Minor bug fixes and improvements.

### 1.0.4 — 2026-08-21

Minor bug fixes and improvements.

### 1.0.3 — 2026-08-07

Minor bug fixes and improvements.

### 1.0.2 — 2026-07-20

Minor bug fixes and improvements.

### 1.0.1 — 2026-07-14

Minor bug fixes and improvements.

## More apps by Shota Yamada

- [BinDecHex Converter](https://appshunter.io/ios/app/bindechex-converter/id6790080993)
- [Subnet Calculator - IP Tool](https://appshunter.io/ios/app/subnet-calculator-ip-tool/id6792478518)
- [RatioCalculator - Simple UI](https://appshunter.io/ios/app/ratiocalculator-simple-ui/id6799084695)
- [SOKOKAKU - Unit Price Compare](https://appshunter.io/ios/app/sokokaku-unit-price-compare/id6800284797)
- [WattCalc - Microwave](https://appshunter.io/ios/app/wattcalc-microwave/id6801974232)

All apps by Shota Yamada: https://appshunter.io/developer/6779611526

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-01.*