Dev tools · alternatives · 2026
24 alternatives to CalculBox
Free online calculators & utility tools — no sign-up needed
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
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Hi HN! I built ToolDexo - a collection of 29 free online tools because I was tired of websites that force you to sign up just to use a calculator or word counter. What's included: - Calculators: BMI, calorie, mortgage, loan, tax, grade, tip, percentage, age, compound interest - Converters: Currency (36 currencies with live rates), unit, timezone, file size - Generators: Password, QR code, favicon, color picker, Lorem Ipsum, random number - Text tools: Word counter, case converter, character counter, text compare, Markdown editor - Dev tools: JSON formatter, Base64 encoder/decoder Tech…
2025 · minitools4u.com · its alternatives →
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Best all in one calculator emi.age. money and more
Jun 2026 · toolhub24.netlify.app · its alternatives →
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Your all-in-one platform for free online calculators
Jun 2026 · freecalctools.net · its alternatives →
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Free Online General Weighted Average Calculator
2025 · mycalsuite.com · its alternatives →
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Free online calculators and productivity tools in one place.
Jul 2026 · toolz-hub.com · its alternatives →
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In-one online calculators | free tools for everyone
2025 · caculator.free.nf · its alternatives →
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180+ free calculators, tools — EMI, BMI, GST, games & more
May 2026 · tool-haven.com · its alternatives →
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Instant BMI, BMR & Calorie Calculator with detailed insights
Feb 2026 · thefitcalculator.com · its alternatives →
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Free browser calculators. No sign-up, no clutter.
Aug 2026 · measurebench.com · its alternatives →
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Smart, Free, and Fast Calculators for Age, BMI, GPA, & More
2025 · lioncalculator.com · its alternatives →
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Because calculator websites should not feel ancient
Jan 2026 · calcsuite.in · its alternatives →
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Calq.dev▲7Free online calculators for everyday math and planning
Nov 2025 · calq.dev · its alternatives →
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Free everyday tools that run in your browser
Aug 2026 · mytoolkit-app.netlify.app · its alternatives →
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Free online tools for all your calculation needs
2025 · alltypecalculator.com · its alternatives →
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Calculora - Free Online Calculators & Tools
Jun 2026 · calculora.net · 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 →