Mathematical keyboard B

Name: Mathematical keyboard B
Price: 0.99 USD
Rating: 3.6666667 (44 reviews)
Author: hosinoatusi

hosinoatusi

★ 3.7 (44 ratings)

⬇ 1,000+ downloads

Est. actual: 3,806

0.99 USD

Released: Mar 31, 2018

No in-app purchases

No ads

Rated: Everyone

Signals

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

📈Last 7 days +2 installs — 33% slower than the week before (+3) · 0/day since Sep 30
🏆Among Productivity apps bottom 31% by installs gained this week (794 peers growing)
⭐Rating steady at ★ 3.67 since Sep 30
🛠Updates dormant · updated 433 days ago

Installs since launch

+6 installs · 0 ratings since Sep 30

Update history

4.0 Sep 4, 2025 · seen Sep 30, 2026

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

Trailer

Mathematical keyboard B is a productivity app by hosinoatusi with 1,000+ downloads (about 3.8K estimated). +2 installs in the last 7 days. Rated 3.7 from 44 ratings. Released Mar 31, 2018. Install growth, rank history, SDKs and ad networks.

From the store listing: “This is a soft keyboard that is convenient for writing math problems, expressions, etc. Numbers, symbols and Greek letters can be entered without switching the keyboard or converting. You can enter numbers 0 through 9 and "∫∬!?√#%$\°'"^:;∠⊥△∴∞&|_+±-~*×/÷=≠≒≡<≦>≧({[)}].," for mathematical symbols. If you press the key…”