# Grothm — Rhythm Practice & Progress

> Rhythm Practice & Progress (iPhone/iPad app by 雒敏 郭.)

- Source: https://appshunter.io/ios/app/grothm/id6759484408 (this page in markdown: same URL + `.md`)
- Developer: [雒敏 郭](https://appshunter.io/developer/1878686486)
- Category: Music, Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 18 · 7 MB
- Languages: American English
- Released: 2026-03-18
- Data updated: 2026-09-01
- User reviews in markdown: https://appshunter.io/ios/app/grothm/id6759484408/reviews.md

## What is Grothm?

Grothm is a structured practice tracker with a professional metronome built in. Plan sessions, automate tempo changes, and track time, BPM, goals, and progress over time.

TRAIN WITH A PLAN
Build focused routines for warm-ups, rudiments, speed, technique, and repertoire.

AUTOMATE TEMPO TRAINING
Use multiple automatic tempo modes to develop speed without adjusting the metronome by hand.

TRACK EVERY SESSION
Automatically record practice time, tempo, goals, and completion history.

SEE YOUR PROGRESS
Review growth curves and time-range reports to understand how your practice develops.

PROFESSIONAL METRONOME
Train with precise timing, advanced subdivisions, dotted notes, automatic tempo changes, and speeds up to 350 BPM.

FOCUSED CYBERPUNK DESIGN
A clear, immersive interface built for focused practice.

PRIVATE AND DISTRACTION-FREE
No account. No ads. No internet required. Your data stays on your device.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Grothm Pro | $4.99 | one-time |



## Version history (last 5 releases)

### 2.1.1 — 2026-08-25

New "Industrial Light" Theme
· A second visual theme is now available in Settings > Theme
· Switch freely between the mechanical Industrial Light look and the
  classic neon interface
· Your theme choice is saved automatically

Other Improvements

· Expanded iOS version support, so more devices can run the app
· Improved control layout on the training screen in landscape
· Clearer empty-state messages on the data dashboard
· Refined the purchase screen

### 2.1 — 2026-08-01

Version 2.1 brings a major upgrade to the training experience:
• New landscape layouts for Free Exploration and Training Execution
• A redesigned Data Center with exportable training reports
• Expanded Training Dossier stats for today, totals, sessions, and active days
• Continuous record accumulation for the same Free Exploration project
• Five metronome sound sets
• Optional speed-change cues and a training-completion sound
• A personalized System Message unlocked through consistent practice
• Improved audio recovery, timing accuracy, report generation, and overall stability

### 2.0.2 — 2026-07-13

Improved the beat matrix for larger time signatures: pads now scale automatically, and counts above 8 can expand into rows or scroll horizontally for better readability.
Added an "Open Source Licenses" page (Settings → About) acknowledging the open-source font used in the app.
Various UI refinements and stability improvements.

### 2.0.1 — 2026-06-28

Goals: New target-setting and management for training plans.
Insights: Specialized data dashboard and growth curve tracking.
Free Feature: Speed training is now accessible to all users.
Optimization: Fixed scrolling bugs in the multi-plan list.

### 1.0.1 — 2026-03-23

• UI and Page Optimizations
• Added Update Check Mechanism

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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.*