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Todoist vs WakaTime

Same instrument, two spec sheets — measured, not claimed.

APITodoistNEW—WakaTimeNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree public endpoints; personal data needs API key/OAuth
Rate limitRetry-After: 2sUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Todoist vs WakaTime: common questions

Which is more reliable, Todoist or WakaTime?

On our scheduled checks, WakaTime leads on measured uptime — Todoist at —% versus WakaTime at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do Todoist and WakaTime need an API key?

WakaTime needs no key, while Todoist requires a free API key. If you want to start calling without signup, reach for WakaTime first.

Can I call Todoist and WakaTime from the browser?

Neither sends browser-friendly CORS headers reliably, so call Todoist and WakaTime from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Todoist and WakaTime free for commercial use?

Todoist has unclear commercial terms, and WakaTime has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.