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.

1IM
I'm 15 and made a bedtime calculator with React JavaScript▲312
2020 · sleepsources.com · its alternatives →
2
Trigger.dev Realtime AI [LW24]▲509
Live updates in your app made easy
2024 · trigger.dev · its alternatives →
3
Real Time Calculator▲6
A browser calculator that outputs results in real time!
2020 · straighttips.blogspot.com · its alternatives →
4
Real Time Users▲241
Add a real time user counter to your site
2016 · realtimeusers.bycontrast.co · its alternatives →
5
Realtime Multiplayer by Supabase▲273
Easily build real-time apps that enables user collaboration
2022 · multiplayer.dev · its alternatives →
6RT
Real-time server monitoring in your browser▲346
2014 · scoutapp.github.io · its alternatives →
7
Reactime▲70
Chrome extension that helps debug React applications
2020 · chromewebstore.google.com · its alternatives →
8
Commute Time Calculator▲94
Time, money, and CO2 you saved since you went remote
2022 · realworkfromanywhere.com · its alternatives →
9
Open-source real-time transcription playground (React, Python, GCP)▲76
A real-time transcription project using React and socketio - GitHub - saharmor/realtime-transcription-playground: A real-time transcription project using React and socketio
2021 · github.com · its alternatives →
10
CalPal▲105
I built this using React/Next.js. The parsing logic uses [library/custom regex]. Added Gemini API support so users can generate budget templates dynamically. No ads, just a tool.
Jan 2026 · trycalpal.app · its alternatives →
11
RealtimeApp – Deploy a realtime app using serverless components▲98
2019 · github.com · its alternatives →
12RL
React-live▲31
2015 · dariocravero.github.com · its alternatives →
13
288 Analog Clocks Give Digital Time▲117
JS/ReactJS simulation of A Million Times
2017 · clocks.80limit.com · its alternatives →
14
Reactime▲66
Time travel debugging tool, visualizing and tracing state
2020 · reactime.io · its alternatives →
15
Create a React realtime app with Eventsource and restdb.io▲5
react restdb.io real time tutorial stock data rest
2017 · restdb.io · its alternatives →
16
Proof of concept – Realtime single page apps▲69
Sample real-time CRUD inventory tracking app built with SocketCluster - SocketCluster/sc-crud-sample
2015 · github.com · its alternatives →
17
Realtime, self-hosted monitoring for Node.js inspired by GitHub Status▲75
🚀 Realtime Monitoring solution for Node.js/Express.js apps, inspired by status.github.com, sponsored by https://dynobase.dev - RafalWilinski/express-status-monitor
2016 · github.com · its alternatives →
18
React-Typical▲97
Animated typing without the headaches
2019 · github.com · its alternatives →
19
React Timekeeper – Time picker based on the style of Google Keep▲99
Google Keep app inspired time picker for react.
2017 · catc.github.io · its alternatives →
20
CCS▲7
Realtime code editor
2025 · collab-code-studio-ccs.onrender.com · its alternatives →
21
Hookstate▲62
State management tool based on React state hook
2021 · hookstate.js.org · its alternatives →
22
React Bits Pro▲31
The React library designed for real impact
Feb 2026 · pro.reactbits.dev · its alternatives →
23IM
I made a resistor calculator with TS+React▲20
2023 · ubavic.rs · its alternatives →
24
Realtime Postgres▲62
Broadcast, Presence, and Postgres Changes via WebSockets - supabase/realtime
2020 · github.com · 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 →