Work · alternatives · 2026

24 alternatives to Financial, Medical & Scientific Tools

Free 6 Tab Online Calculator & Gym Tracker

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   OmniCalc▲6

   Free online calculators for finance&health

   2025 · calculatoronline.app · its alternatives →

2. 2
   Omni Calculator 2.0▲346

   Your life in 777 free calculators

   2019 · omnicalculator.com · its alternatives →

3. 3
   Omni Calculator▲234

   Over 350 calculators in one place 🤓

   2018 · omnicalculator.com · its alternatives →

4. 4
   OmniCalculator

   All-in-one calculators for life, money, and learning.

   Apr 2026 · omnicalculator.app · its alternatives →

5. 5
   1stcalc.com▲13

   Smart online calculators for everyday tasks

   2025 · 1stcalc.com · its alternatives →

6. 6
   FoodieCalc▲8

   Macros and Calories Tracker for iOS - Free!

   Jul 2026 · apps.apple.com · its alternatives →

7. 7
   Free Online Tools▲14

   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 →

8. 8
   DB's Workouts Fitness Tools Hub▲11

   Free fitness calculators for calories, macros, BMI & more

   Jul 2026 · dbworkouts.co.uk · its alternatives →

9. 9
   Toolivia▲6

   Free online tools

   Nov 2025 · toolivia.netlify.app · its alternatives →

10. 10
    Calc on Steroids▲14

    Tabular spreadsheet calculator for number crunchers

    2025 · its alternatives →

11. 11
    DigiCalc▲2

    Free calculators & converters for math, health & finance

    May 2026 · digicalc.net · its alternatives →

12. 12
    FitBook▲13

    Track calories with an Open Source App

    2025 · github.com · its alternatives →

13. 13
    Private Calorie Counter - OmNom Notes▲6

    You track your calories, we don't.

    2019 · play.google.com · its alternatives →

14. 14
    WebCalcSys▲3

    Online calculator ecosystem

    Jun 2026 · webcalcsys.com · its alternatives →

15. 15
    Free Health Calculator▲5

    Instant BMI, BMR & Calorie Calculator with detailed insights

    Feb 2026 · thefitcalculator.com · its alternatives →

16. 16
    Omni Calculator▲9

    All-in-one AI tool for tax, savings, and investment planning

    2025 · omnicalculator-eta.vercel.app · its alternatives →

17. 17
    Calculators Labs▲2

    Calculator toolkit Math, Finance, Fitness, shipping & more.

    Jun 2026 · calculatorslabs.com · its alternatives →

18. 18
    Toolsyra▲6

    Free online tools

    2025 · its alternatives →

19. 19
    OurDailyCalc▲3

    Fast, Free Calculators for Everyday Life

    Jul 2026 · ourdailycalc.com · its alternatives →

20. 20
    BodyCalc▲10

    Easiest way to add fitness calculator to your website.

    2024 · its alternatives →

21. 21
    CalculBox▲2

    Free online calculators & utility tools — no sign-up needed

    Jun 2026 · its alternatives →

22. 22
    Omerus App▲3

    an iPad calculator like no other

    2016 · its alternatives →

23. 23
    www.caculator.free.nf▲5

    In-one online calculators | free tools for everyone

    2025 · caculator.free.nf · its alternatives →

24. 24
    SnackTax: Offline Opnsrc Calorie Tracker▲4

    you eat it. you log it. offline. open-source. Single-file.

    May 2026 · github.com · its alternatives →

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 →