You will say, why anoter calculator app?
There are some good reasons
Wait, read this full!

1. It runs faster on older devices
2. Has a better UI inspired from 1+
3. Takes up less storage
4. Works very fast with low processing power
5. Many options
6. Saves more battery
7. Best of ALL, no permissions!
8. Made in India

From version OnePlus Calculator 2.0.20 (READ NOTES):

What's New! -
1. Updated Icon, Brand New Icon
2. Now, you can input INFINITE numbers!!!
3. UI Changes
4. Added Bad Expressions
5. OneUI 3.1 compatibility

So that being said, update and enjoy!

Variant
Arch
Version
DPI
(Android 10+)
Latest: 1.2.0 on August 3, 2019
All versions

Version:2.0.20

Uploaded:January 4, 2022 at 9:23PM UTC

File size:7.48 MB

Downloads:770

Version:2.1.41

Uploaded:December 7, 2021 at 6:04AM UTC

File size:7.52 MB

Downloads:1,463

Version:2.0.17

Uploaded:November 15, 2021 at 8:12PM UTC

File size:7.48 MB

Downloads:862

Version:2.0.0.210813225246.d76a690

Uploaded:October 19, 2021 at 12:00AM UTC

File size:4.83 MB

Downloads:86

Version:2.1.25

Uploaded:October 18, 2021 at 5:47AM UTC

File size:7.51 MB

Downloads:1,883

Version:2.0.16

Uploaded:October 12, 2021 at 4:41PM UTC

File size:7.48 MB

Downloads:745

Version:2.0.0.210913210051.a2d6fcf

Uploaded:September 26, 2021 at 5:50PM UTC

File size:4.83 MB

Downloads:1,050

Version:2.0.0.210401234055.247c30c

Uploaded:August 22, 2021 at 6:21AM UTC

File size:4.81 MB

Downloads:1,549

Version:2.0.0.210106232535.94a50b0

Uploaded:August 18, 2021 at 2:25PM UTC

File size:4.67 MB

Downloads:423

Version:2.0.4

Uploaded:August 8, 2021 at 3:13PM UTC

File size:4.83 MB

Downloads:1,051