Work · alternatives · 2026
24 alternatives to Caldy
The dynamic calculator for iPhone
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Caldy launched in 2024; newer entries below may have overtaken it.
- 1UC
2025 · filiph.github.io · its alternatives →
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CalPal▲105The notebook calculator that thinks for you (now with AI).
Jan 2026 · trycalpal.app · its alternatives →
- 5
A Simple & Gorgeous Android Calculator for Everyday Use
2021 · its alternatives →
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- 8CA
2021 · mkhan45.github.io · its alternatives →
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Simple, powerful, and redesigned calculator for Apple Watch
2022 · its alternatives →
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Calor▲71A mindful way to measure and understand your body activity
Apr 2026 · calor-landing.vercel.app · its alternatives →
- 21
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Awesome gesture-based calculator. Beautifully designed.
2014 · its alternatives →
- 23
- 24IG
I’ve always found that online calculators tend to have bad UIs, especially on mobile. Most of the calculator websites I’ve come across use outdated and inconvenient ways of inputting data, or they format the results in confusing ways. I’ve noticed that fraction calculators (especially mixed fractions) are terrible to use, even on desktop. I haven’t built one of those yet, but it’s something I’m planning to tackle soon. This is a project I’ve always wanted to work on, but I’m relatively new to this space. So far, I’ve created a collection of simple calculators focused on math and finance. I’d…
2025 · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →