
WolframAlpha
SpeedCrunch
Qalculate!
Numi App
Soulver
Symbolab
Wolfram Mathematica
fxSolver is an free online math solver, equation library, graphing calculator and science/engineering problem helper. To get started, add some formulas, fill in any input variables and press "Solve."

QuickChart
Image Charts
Turn a URL into a chart image (PNG/SVG) for email, READMEs, and anywhere you can't run JavaScript.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | fxsolver.com | chartbytes.meridian-digital.pro |
| Pricing | — | |
| Company | — | 2026 |
| Listed in |
In their own words, as submitted to SaaSHub.


Calculate multiple equations at once, Edit existing formulas and Create new ones, Compute large numbers of values, Plot graphs, Link your results, Solve full problems and Share worksheets with your friends. fxSolver is a free tool developed by a team of engineers and programmers with the sole...
ChartBytes is a hosted chart-image API: build a URL with your data and labels, and it returns a clean, cacheable chart image (PNG or SVG) — no SDK, no JavaScript required. Works anywhere an image can load: email, README files, Notion, Slack, dashboards, reports and terminal tools.Supported chart...
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
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 ChartBytes.pro yet.
Walkthroughs and reviews on video.
fxSolver Demo
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How often each product is chosen within a category, 0–100% relative to the other.


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QuickChart is easy to use and open-source open API that makes it easy to generate chart images.
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SpeedCrunch. SpeedCrunch is a high-precision scientific calculator featuring a fast, keyboard-driven user interface. It is free and open-source software, licensed under the GPL. Download Documentation Donate .
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No more pain rendering charts server-side.
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Qalculate! is a multiplatform multi-purpose desktop calculator.
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Numi is a beautiful text calculator for Mac.
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