Ranked on first-month total, so a monthly minimum cannot hide inside a low per-page rate.
| Provider | 3 pages | First month | Cover page |
|---|---|---|---|
| Telnyx Programmable Fax | $0.02 | $0.02 | clean |
| Phaxio (Sinch) | $0.21 | $0.21 | clean |
| ClickSend Fax | $0.15 | $0.15 | clean |
| mFax (Documo) | $0.15 | $25.00 (under minimum) | clean |
| FaxZero (free tier) | $0.00 | $0.00 | carries an ad |
A subscription provider is cheaper above roughly 300 pages a month and worse below it. That crossover is the whole decision, and it is why the minimum column is shown rather than folded into an average.
for a handful of evidentiary sends this beats every API: the sender holds the original transmission report, in their own hand, from a line not associated with an ad service
Dallas County Law Library — 600 Commerce St., Suite B40 — (214) 653-7481 (free Westlaw and Lexis in the same room)
DISCONTINUED FOR ALL ACCOUNTS 17 December 2021 after fraudulent traffic made it unsupportable. API calls fail outright. It is still the first thing people reach for, which is why it is recorded here rather than omitted.
Engineering and regulatory orientation, not legal advice. The FCC obligations named here are real and enforced; confirm your own position with counsel before carrying a single call to a phone number.