
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

Pspice
Oregano
Solve Elec
PCBWeb
Circuit Simulator
BlackBoard Circuit Designer
PCB Wizard
OpenModelica – A Free Modelica Environment!
Which is more popular?
Based on our record, OpenModelica seems to be more popular. It has been mentioned 7 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | devfinancetools.com | openmodelica.org |
| Pricing | ||
| Company | 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


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...
No description of OpenModelica yet.
What each product offers, as listed by its team.


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


No analysis of DevFinanceTools yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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Simulacion Openmodelica Control de Tanques
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How often each product is chosen within a category, 0–100% relative to the other.


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


Tracking DevFinanceTools since Aug 2026.
Obligatory mention to Openmodelica[1] which is an open source implementation based on the Modelica language. While I haven't used it yet, I was planning on exploring some of the features this holiday. [1] https://openmodelica.org/. - Source: Hacker News / almost 2 years ago
I have used https://openmodelica.org/. It's another one of those "invest substantial time understanding what they are doing, and you will likely be rewarded." Simple things are simple, but I found it took longer than I would have like... - Source: Hacker News / over 3 years ago
If the robot simulation doesn't need to pick up stuff or take into account changing contacts with other objects you can use Modelica's Multibody library which you can run for free with OpenModelica. This will be more accurate than other... Source: over 3 years ago
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Online calculator for quick calculations, along with a large collection of calculators on math, finance, fitness, and more, each with related in-depth information.
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oregano - An electrical engineering tool for GNOME
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Should you build an internal tool? Or just buy it?
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Solve Elec is a free educational program to draw and analyze electrical circuits.
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