Planets Viewer icon

Planets Viewer

H21 lab

★ 3.8 (537 ratings)

⬇ 50,000+ downloads

Est. actual: 83,432

Free

Released: Oct 19, 2012

No in-app purchases

Contains ads

Signals

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

📈Last 7 days +106 installs — 12% faster than the week before (+95) · 12/day since Oct 9
🏆Among Education apps top 7% by installs gained this week (1860 peers growing)
⭐Rating steady at ★ 3.78 since Oct 9
🛠Updates dormant · updated 246 days ago

Installs since launch

+322 installs · +1 ratings since Oct 9

Update history

2.1 Mar 12, 2026 · seen Oct 16, 2026

Optimization and bug fixes

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

Planets Viewer is an education app by H21 lab with 50,000+ downloads (about 83K estimated). +106 installs in the last 7 days. Rated 3.8 from 537 ratings. Released Oct 19, 2012. Install growth, rank history, SDKs and ad networks.

From the store listing: “Solar System Planets Viewer”