# Quick 1RM — Fast 1RM & Lifting Calculator

> Fast 1RM & Lifting Calculator (iPhone/iPad app by Shota Yamada.)

- Source: https://appshunter.io/ios/app/quick-1rm/id6804165870 (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 16.6 · 4 MB
- Languages: American English, Japanese
- Released: 2026-08-23
- Data updated: 2026-09-01
- User reviews in markdown: https://appshunter.io/ios/app/quick-1rm/id6804165870/reviews.md

## What is Quick 1RM?

Quick 1RM is the most simple and speedy Repetition Maximum (RM) calculator, designed for lifters who want to focus purely on their workout.

[Features]
・Fully Automatic Calculation
Just input your weight and reps. Your 1 to 12RM chart appears instantly—no "Calculate" button required.

・Gym-Optimized UI
Built for serious lifting. Even with wrist wraps and knee sleeves on, the minimal interface is hassle-free with zero unnecessary screens.

・Reliable Epley Formula
Displays highly accurate 1-12 RM calculations, perfect for planning your heavy main sets for hypertrophy and strength.

・One-Tap Clear
Instantly reset your inputs with a single tap, making it seamless to move on to your next exercise.

Quick 1RM is the perfect buddy to help you crush your limits.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

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



## Version history (last 2 releases)

### 1.0.1 — 2026-08-25

Minor bug fixes and improvements.

### 1.0 — 2026-08-24

No release notes.

## More apps by Shota Yamada

- [PowerTimer - Interval Timer](https://appshunter.io/ios/app/powertimer-interval-timer/id6779611524)
- [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.*