
Toggl
Clockify
ManicTime
RescueTime
TopTracker
Time Doctor
timeBuzzer
Cattr is a free open-source self-hosted time tracker with desktop clients for windows, mac, linux.

Omni Calculator
calculator.net
Build vs. Buy Calculator
DeveloperToolStack
DevNestTools
DevTools Advanced
DevTools.fit
Free, no-signup calculators for the money side of building software and freelancing

Which is more popular?
Based on our record, Cattr seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | cattr.app | devfinancetools.com |
| Pricing | — | |
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Cattr yet.
DevFinanceTools is a collection of free, no-signup calculators for the money side of building software and freelancing. Everything runs in your browser — no account, no tracking beyond basic page-view analytics — and every tool shows its formulas and benchmarks so you can check the maths...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of DevFinanceTools yet.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Cattr and DevFinanceTools. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Cattr is a self-hosted time tracker. Helpful if you find yourself on multiple devices, even if you are the only one using it. Source: over 3 years ago
Cattr, Youtrack, Activity watch - this is my search for an application to manage my projects and track the time spent on them. The closest thing to the ideal is the online service Trackabi. Youtrack is too fancy, more like Jira. Cattr... Source: over 5 years ago
Tracking DevFinanceTools since Aug 2026.
When comparing Cattr and DevFinanceTools, you can also consider the following products.

Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
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Helping you make rational decisions, one calculation at a time.
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Simple and free time tracker. Perfect for small and mid-sized businesses as well as freelancers. Unlimited projects and users, unlimited productivity. Get all the premium functionalities, completely free.
Compare Clockify to Cattr or DevFinanceTools:

Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.
Compare calculator.net to Cattr or DevFinanceTools:

Track your computer usage and use collected data to accurately tag time.
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Should you build an internal tool? Or just buy it?
Compare Build vs. Buy Calculator to Cattr or DevFinanceTools: