Telephone Science Corp

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Apps: 3

Total installs: 530K

Avg rating: ★ 3.37

Ratings: 3.6K

Latest release: Feb 13, 2026

How this developer operates

Carrier title Nomorobo Basic Robocall Block holds 89% of the developer's installs — a one-app developer
Hit rate 33% of launches reach 100k installs (1 of 3 at least 30 days old)
Release rhythm a new app every ~4.2 years on average
Maintenance 3 of 3 apps updated in the last 90 days · last update 12 days ago · updates every ~26 days

App	Style	Rating	Installs	Released
Nomorobo Basic Robocall Block	Communication	★ 3.5	100,000+	Oct 26, 2017
Nomorobo Max	Communication	★ 4.2	50,000+	Mar 21, 2023
Spam Text Blocker by Nomorobo	Communication	★ 2.4	100+	Feb 13, 2026