Extendable calculator for the 21st Century

Parsify Desktop helps students, teams and other individuals around the world create powerful notes with all kinds of calculations.

Preview of the app

Join the best

Trusted by people from all kinds of institutions, around the globe.

Massachusetts Institute of Technology
University of Waterloo
New York University
University College London
ETH Zurich
ETH Zurich
University of Malta
University of Bath
Georgia Institute of Technology

Packed with features

Everything you need to mix notes and calculations together.

Instant answers

Expressions are evaluated in real time and updated when needed.

Syntax highlighting

Makes the important things stand out, so that you can focus better on your tasks.


Declare variables are reuse them later, saving time and improving readability.

Unit conversion

Supports mass, distance, volume, temperature and much more. You can even add your own units.

Currency conversion

200+ currencies are supported out of the box, including crypto, with rates updated every hour.


Create and install custom plugins, which can add even more features.

Superior privacy

Parsify Desktop cares about your privacy like no other software. We do not need information about your location or age, thus we do not collect it. But there is more:

  • No trackers or analytics
  • Roughly 80% of all available calculations are done locally
  • Uses only trusted data sources
  • License purchase requires minimal amount of personal information
Offline/online calculations

What are you waiting for?

Use for free with certain limits. Upgrade to support further development, remove limits and enjoy some extra features.

Free version


  • ✔️ Free forever
  • ℹ️ 5 line limit
  • ❌ Custom units and plugins
  • ❌ Timezone operations

Life-time license

$20+ tax

  • ✔️ One-time payment
  • ✔️ Unlimited lines
  • ✔️ Custom units and plugins
  • ✔️ Timezone operations

Are you a student?

We feel like a lot of software nowadays is too pricy for scholars. That's why we offer a 100% discount for them. This offer applies to anyone currently enrolled in some kind of school.


Copyright © 2021 Antoni Kepinski