Shafer Systems LLC.

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Apps: 5

Total installs: 28K

Avg rating: ★ 3.09

Ratings: 45

Latest release: Oct 6, 2026

How this developer operates

Carrier title Notate PDF for BlackBerry holds 97% of the developer's installs — a one-app developer
Hit rate 0% of launches reach 100k installs (0 of 5 at least 30 days old)
Release rhythm a new app every ~3.0 years on average
Maintenance 1 of 5 apps updated in the last 90 days · last update 39 days ago

All apps

App	Style	Rating	Installs	Released
Notate PDF for BlackBerry	Business	★ 3.1	10,000+	Sep 1, 2014
Notate PDF for Citrix	Business	—	100+	Jan 14, 2021
Notate for Intune	Business	—	100+	Apr 21, 2020
Notate for Enterprise	Business	—	100+	May 6, 2020
Secure Chat for BlackBerry	Business	—	5+	Oct 6, 2026