Dev tools · alternatives · 2026

24 alternatives to Realtime Calculator

React Realtime Calculator

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Realtime Calculator launched in 2019; newer entries below may have overtaken it.

1. 1
   Trigger.dev Realtime AI [LW24]▲514

   Live updates in your app made easy

   2024 · trigger.dev · its alternatives →

2. 2
   Real Time Calculator▲6

   A browser calculator that outputs results in real time!

   2020 · its alternatives →

3. 3
   Real Time Users▲241

   Add a real time user counter to your site

   2016 · its alternatives →

4. 4
   Reactime▲70

   Chrome extension that helps debug React applications

   2020 · its alternatives →

5. 5
   Commute Time Calculator▲94

   Time, money, and CO2 you saved since you went remote

   2022 · its alternatives →

6. 6RS
   React Spreadsheet 2▲356

   2023 · rowsncolumns.app · its alternatives →

7. 7
   Meeting Calculator▲131

   12 real-time calendar stats to take control of your time

   2021 · its alternatives →

8. 8AF
   A front-end visual development tool for React applications▲178

   2020 · github.com · its alternatives →

9. 9
   Reactime▲66

   Time travel debugging tool, visualizing and tracing state

   2020 · its alternatives →

10. 10RS
    React-socket▲7

    2017 · github.com · its alternatives →

11. 11
    CCS▲7

    Realtime code editor

    2025 · collab-code-studio-ccs.onrender.com · its alternatives →

12. 12
    Hookstate▲62

    State management tool based on React state hook

    2021 · its alternatives →

13. 13
    React Bits Pro▲31

    The React library designed for real impact

    Feb 2026 · pro.reactbits.dev · its alternatives →

14. 14
    Reactotron▲86

    A CLI & OS X app for inspecting ReactJS & React Native apps

    2016 · its alternatives →

15. 15
    Reactype 8.0▲82

    ReacType is a user-friendly GUI for prototyping components

    2021 · its alternatives →

16. 16IM
    I made a resistor calculator with TS+React▲20

    2023 · ubavic.rs · its alternatives →

17. 17
    Day2Day Calculator▲12

    No BS. Simple calculator for day-to-day use

    2025 · chromewebstore.google.com · its alternatives →

18. 18
    Reactime▲7

    A Time Travel Debugger for React

    2019 · its alternatives →

19. 19WR
    Wave – Realtime Web Apps and Dashboards for Python▲31

    2020 · github.com · its alternatives →

20. 20AS
    A Socket.io chat application using React for beginners▲9

    2017 · github.com · its alternatives →

21. 21CA
    Create a React realtime app with Eventsource and restdb.io▲5

    2017 · restdb.io · its alternatives →

22. 22
    Reactime 13.0▲5

    Time travel debugging, visualization, and performance tool

    2022 · its alternatives →

23. 23
    SyncState▲24

    A state management library for React & JS apps

    2020 · its alternatives →

24. 24
    Reactime v22.0▲2

    A developer debugging tool for React applications

    2023 · 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 →