
RescueTime
Toggl
ActivityWatch
TimeScribe
ManicTime
Clockify
Cattr
Chronoid runs automatically in the background, captures everything, and keeps your data on YOUR Mac forever. No subscriptions. No cloud uploads. No bullshit.

JavaScript.com
JavaScript Quiz
Learn JavaScript
JavaScript Knowledge Map
Do you speak JavaScript?
50 Tips on JavaScript
dateDropper Javascript
A full list of JavaScript operators with examples

Which is more popular?
Based on our record, JavaScript Operator Lookup seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | chronoid.app | joshwcomeau.com |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from Vietnam · 1 - 9 employees · 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Chronoid is a macOS time tracker and automatic time tracking app for people who want to know where their workday went without starting and stopping timers. It records activity in the background while you work, then builds a clear timeline from the apps, websites, documents, and work context in...
No description of JavaScript Operator Lookup yet.
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of JavaScript Operator Lookup yet.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Chronoid and JavaScript Operator Lookup.
Chronoid's answer
Chronoid combines automatic macOS activity tracking with local-first privacy, project and billing workflows, focus tools, and a built-in MCP server for AI assistants. It records useful work context across apps, websites, documents, and supported resource paths without manual timers. The activity database stays on your Mac by default, and Chronoid does not record keystrokes or screenshots.
Chronoid's answer
Choose Chronoid if you want accurate automatic tracking without a recurring subscription, and you want control over detailed work data. It turns activity into project time, reports, invoices, and focus insights. Its rules organize work automatically, while its built-in MCP server lets compatible AI assistants answer questions about tracked time and support selected workflow actions.
Chronoid's answer
Chronoid is built first for freelancers, solo consultants, and small agencies that bill by the hour and do not want to lose billable time to forgotten timers. It is also useful for creative professionals, remote workers, and developers using AI-assisted workflows who want a private record of where their workday went.
Chronoid's answer
Chronoid was built by Vu Nguyen, a Mac developer and freelancer who spent years forgetting timers, guessing invoice hours, and under-billing. The product began as a way to capture work automatically, keep the data local, and offer an alternative to another subscription
Chronoid's answer
Share your experience with using Chronoid and JavaScript Operator Lookup. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking Chronoid since Jul 2025.
If you replace your || with ?? You should get the behaviour you are after. This is a good reference for what the operators do in js: https://joshwcomeau.com/operator-lookup. Source: about 5 years ago
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