Smart Contracts System (IOU) icon

Smart Contracts System (IOU)

TechTools Hub

⬇ 100+ downloads

Est. actual: 128

Free

Released: Nov 23, 2025

No in-app purchases

No ads

Signals

3 this week · 1 positive · 2 warnings All of this week's signals →

📈Last 7 days +2 installs — 75% slower than the week before (+8) · 0/day since Oct 9
🏆Among Finance apps bottom 31% by installs gained this week (638 peers growing)
🛠Updates dormant · updated 343 days ago

Installs since launch

+12 installs since Oct 9

Update history

1.0 Dec 4, 2025 · seen Oct 17, 2026

Fixed some UI issue <br>Add more Languages

Only the current version so far — new entries appear as the app ships updates.

Smart Contracts System (IOU) is a finance app by TechTools Hub with 100+ downloads (about 128 estimated). +2 installs in the last 7 days. Released Nov 23, 2025. Install growth, rank history, SDKs and ad networks.

From the store listing: “Track & validate Loans, Invoices between two parties with our smart-system !”