Bird SMS vs Callr

Bird SMS

Figure	Bird SMS	Callr
Price from	—	€599/mo
Free plan	—	—
Free trial	—	Yes
Open source	—	—
Web	Yes	Yes
iOS	—	Yes
Android	—	Yes
API	—	Yes
Plans published	0	2
Spec score · Transactional SMS Software	6.0 (#65)	9.1 (#3)
Founded	2011	2011
Headquarters	Amsterdam, Netherlands	Paris and New York

No plans published.

Bird SMS has no write-up on Specifiction yet; its figures are above.

Callr has no write-up on Specifiction yet; its figures are above.