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iStatistica vs TG Pro: catalog facts
iStatistica	TG Pro
Paid Paid app, with a download available from the developer's site.	Paid One-time payment, listed at 10 US dollars.
macOS	macOS
Menu bar monitors and Notification Center widgets Alerts that can run a command or workflow	Supports Apple Silicon up to M5 and Intel Macs Manual and automatic fan speed control
macOS only Sensor and fan data require a separate plugin	macOS only Paid app
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.