Comparison of Clip-on Tuners

Tuners compared
Brand, model, rough price in US$, source, notes
Korg PC-1 $15 Bassone Guitars - small and simple
Snark SN6 $10 Amazon - fast, easy to use and accurate
Cherub WST-620 $8 Amazon - feature rich, poor display contrast
ENO EMT-300 $6 Aliexpress - Snark-like design, good display
ENO ET-33 $5 Banggood - inexpensive, sometimes not sensitive
Flanger FT-12A $5 Amazon - clear display, inexpensive, good basics