About this app
Enjoy remote application for Recognized Certificates issued by Digi-Sign, the only commercial Recognized Certification Authority in Hong Kong, and a seamless remote signing experience with Tradelink Sign.
Latest release
What’s New
Version 1.0.8
Aug 7, 2026
Improvement and Bug fixes.
Audience growth
Ratings growth
7-day gain
+0
Ratings / day
0.0
30-day gain
+0
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
Current
Free
Historical low
Free
Paid → free
0×
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 20, 2026 · 2:37 AM Free
Screenshots
