
CodexBar Lite
Claude Usage Tracker
AIQuotaBar
HARPA AI
Helicone AI
Langfuse
Track AI usage limits and reset times in one floating Chrome widget.

Exam.net
StudySpaces is a white-label tutoring and test prep platform with built-in SAT, ACT, etc. curriculum, auto-graded mock exams, and a branded student portal.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | metrician.io | studyspaces.com |
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In their own words, as submitted to SaaSHub.


Metrician keeps ChatGPT, Claude, Grok, OpenCode Go, and Ollama usage and reset times visible in one floating Chrome widget. Connect a provider, see how much allowance remains, check reset timing and pace, and get warnings before a limit catches you. Provider data stays in Chrome and the extension...
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What each product offers, as listed by its team.


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