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Serial Studio vs CuteCom: catalog facts
Serial Studio	CuteCom
Freemium Free GPL build; Pro costs $179 per year with a 14-day trial.	Free Free and open source under the GPL-3.0 licence.
Windows, macOS, Linux	Linux
Supports Arduino, ESP32, STM32 and other boards over serial Code-free frame templates or JavaScript and Lua parsers	Graphical alternative to minicom and screen Useful for embedded and microcontroller work
MQTT, Modbus, CAN Bus and industrial protocols require the paid Pro edition Pro is a yearly subscription	Linux focused Limited documentation on the project page
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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