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  2. STORE CARD
  3. Drumline
Drumline icon

Drumline

John Ostler

Snare drum, Tenors, Basses, Cymbals, Xylophone, Marimba, Vibraphone, Metronome, Drumhead Tuner, Challenges, and Practic…

★ 4.1 (1.2k)Paid #56 USLast observed chart rank per day over 14 days. Taller is better (#1 is tallest). Hollow bars mean no observation.2026-09-02 no data2026-09-03 no data2026-09-04 no data2026-09-05 no data2026-09-06 no data2026-09-07 no data2026-09-08 no data2026-09-09 no data2026-09-10 no data2026-09-11 no data2026-09-12 no data2026-09-13 no data2026-09-14 no data2026-09-15 #56best rank in the 14 days#56Last 14 days · paid chart rankhollow = no data

RANKS Paid US #56

Screenshots and the icon are reduced copies of the developer’s assets; each opens the App Store page. Removal requests: hello@tesign.com.

AT A GLANCE

USAGE
$4.99 · in-app purchases [unconfirmed] · iOS/iPadOS
GENRE
Music · Entertainment
CURRENT VERSION
4.1.0 ·
DEVELOPER
John Ostler ↗
APP STORE
View on the App Store ↗
CATEGORY
MEDIA

A summary, not legal advice.

STORE DESCRIPTION

Snare drum, Tenors, Basses, Cymbals, Xylophone, Marimba, Vibraphone, Metronome, Drumhead Tuner, Challenges, and Practice Pad Tools!!! In your pocket for the cost of a drum key. This app isn't for people who like drums or are drum-curious. This app is for those who can't stop drumming on anything and everything around them to the point where they are considered "disruptive" to their family, friends, and neighbors.

Honored by Apple as "New & Noteworthy" in the Music apps category and sits in the top 50 music apps most days.

This isn't some free tap app with canned sound effects and busted gra…

The opening of the App Store description as stored, at most 600 characters. Written by the developer; formatting is not rendered.

RATING · RATING COUNT TREND

  1. ★ 4.11.2k

The last observation of each day. A sudden jump in the count can be rating inflation — read it next to the rank change.

TIMELINE

  1. Released on the App Store
  2. Current version released
  3. First observed on a chart by TESIGN

AI chooses the lists under the owner’s delegation. No human review is running in September 2026. Total stars, increases, cross-source signals, last updates and licences are shown as evidence. How ranks work →

If this app gets editorial text (why, build, who, start, caveat) it becomes an edited entry. Until then the page shows only Apple’s public store information and our observed numbers.

App Store is a service mark of Apple Inc. Apple and the Apple logo are trademarks of Apple Inc. · Chart and rating source: Apple (top 100 free/paid per country, observed twice a day)