Ring Sizer by Jason Withers ©

Name: Ring Sizer by Jason Withers ©
Rating: 2.06 (3965 reviews)
Author: Uniqo Lab.

Uniqo Lab.

★ 2.1 (3,965 ratings)

⬇ 5,000,000+ downloads

Est. actual: 7,432,565

Free

Released: Feb 28, 2014

No in-app purchases

Contains ads

Rated: Everyone

Signals

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

📈Last 7 days +12K installs — 26% slower than the week before (+16K) · 1.4K/day since Sep 20
🏆Among Lifestyle apps top 1% by installs gained this week (713 peers growing)
⭐Rating ★ 2.14 → 2.06 since Sep 20
🛠Updates quiet · updated 100 days ago

Installs since launch

+67,054 installs · +29 ratings since Sep 20

Update history

4.3.2 Aug 3, 2026 · seen Sep 20, 2026

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

Ring Sizer by Jason Withers © screenshot

Ring Sizer by Jason Withers © is a lifestyle app by Uniqo Lab. with 5,000,000+ downloads (about 7.4M estimated). +12K installs in the last 7 days. Rated 2.1 from 4K ratings. Released Feb 28, 2014. Install growth, rank history, SDKs and ad networks.

From the store listing: “Handy utility from Jason Withers created to easily find the ring size in the different countries. There are some unique features supported by the app: - choose metric or imperial units - choose diameter or circumference - use visual guides for more precise measuring - supports sizes of the USA, Australia, United…”