Amjack

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Apps: 6

Total installs: 44K

Latest release: Oct 3, 2026

How this developer operates

Carrier title WPM Typing Test & Steno Exam holds 43% of the developer's installs
Hit rate 0% of launches reach 100k installs (0 of 6 at least 30 days old)
Release rhythm a new app every ~1.6 years on average
Maintenance 4 of 6 apps updated in the last 90 days · last update 19 days ago

All apps

App	Style	Rating	Installs	Released
WPM Typing Test & Steno Exam	Education	—	10,000+	Feb 10, 2021
RooTree: Speed Maths for Exams	Education	—	10,000+	Aug 23, 2018
Square Root Cube Root Practice	Education	—	10,000+	Nov 14, 2020
Photo Resizer: 20KB to 50KB	Tools	—	100+	Jul 10, 2026
Multiplication & Times Tables	Education	—	5+	Sep 26, 2026
PDF321 Compress, Arrange,Merge	Tools	—	1+	Oct 2, 2026