X-Soft STD

How this developer operates

• Carrier title US Traffic Signs Master holds 99% of the developer's installs — a one-app developer
• Hit rate 0% of launches reach 100k installs (0 of 3 at least 30 days old)
• Release rhythm a new app every ~3.5 years on average
• Maintenance 0 of 3 apps updated in the last 90 days · last update 108 days ago

Same company, other accounts · Osvaldo Martins Chihembe Porto

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

All apps

App	Style	Rating	Installs	Released
US Traffic Signs Master	Education	★ 4.7	5,000+	Aug 10, 2019
PixScan AI – Smart OCR Scanner	Productivity	—	10+	Feb 10, 2026
PMP Exam Prep - PM Mastery	Education	—	10+	Jul 19, 2026