Butter Fly

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Apps: 2

Total installs: 351K

Avg rating: ★ 4.42

Ratings: 265

Latest release: May 12, 2026

How this developer operates

Carrier title PDF Swift Viewer holds 99% of the developer's installs — a one-app developer
Hit rate 50% of launches reach 100k installs (1 of 2 at least 30 days old)
Release rhythm a new app every ~226 days on average
Maintenance 0 of 2 apps updated in the last 90 days · last update 170 days ago

Developer names that share this developer's legal name, contact e-mail or website in the store.

App	Style	Rating	Installs	Released
PDF Swift Viewer	Tools	★ 4.4	100,000+	Sep 27, 2025
Smart Scan PDF View	Productivity	—	1,000+	May 12, 2026