Cheapest sms with an international sim card?

[DRNewcomb]

Originally Posted by Dubrock

That looks better indeed!
Do you know a prepaid, international or national that charges in 1 kB increments, and has preferably low rates?

Back before I stupidly let my Wind SIM die , one technique I would use to keep it active would be to check my smsBug balance. This used just a few bytes and the charge was only about 1ct or 2ct.