Qlate - Calculator + Notepad

Qlate app is a combination of a calculator and a notepad for dynamic calculations. It is more powerful than a simple calculator and more intuitive than an Excel sheet. All that power and intelligence is wrapped behind a beautiful, clean and minimal user interface.

Features

Sheets
- variables to store numbers and calculations for math expressions
- instant evaluation of your mathematical expressions
- common math functions support (e.g. exp, sin, cos, abs, etc.)
- comments support
- beautiful text coloring
- Add and edit metadata like title, description, color

Qlate Keyboard
- Specially designed for quick and powerful typing of mathematical expressions
- Trackpad space for easy cursor adjustment
- Quickly hide and show default keyboard
- Undo / Redo buttons
- You can also disable it

Sheets Management
- pin/unpin sheets
- search sheets
- quick preview upon long press
- delete and restore sheets
- backup sheets

General features
- save Sheets as PDFs with powerful export options
- dark mode support
- Notepad mode
- highly customisable
- undo / redo buttons for default keyboard (i.e. when Qlate keyboard is disabled)
- optimised to handle large sheets
- completely offline
- no account creation or login required
- beautiful, simple and minimal user interface design

** IN FREE VERSION **
- Only 15 total PDF exports possible in the free version.
- Free version is supported by ads. They can be temporarily disabled from settings.
- In free version you can create backups but you cannot restore or import .qlate files

Qlate records usage statistics to improve the user experience. This data is completely anonymous and generalise and only related to app usage. You can disable analytics from Settings.

I hope you enjoy using Qlate as much as I enjoyed developing it!

Happy Qlating!