1fax: most-reported complaints
Automated analysis of 66 public Trustpilot reviews published 2026-01-03 to 2026-09-01. TrustScore 4.6 from 72 total reviews — see the Trustpilot page. Quick answer: is 1fax legit? Issues below reflect what reviewers reported, not findings of wrongdoing.
Reviewers most often report issues related to billing errors and other concerns. Billing errors account for 50% of the identified complaints, with reports citing difficulties in sending faxes and paying for credits multiple times. Other issues also make up 50% of the complaints, including claims that the system is dangerous and led to phone hacking. No trend could be established for these issues due to the limited number of reviews.
How to reach 1fax
These are the contact details 1fax publishes on its Trustpilot profile, as of our last check on 2026-09-25 — it publishes no phone number there, email [email protected].
The company claimed its Trustpilot profile on 2025-12-29 and last replied to a negative review on 2026-09-02. Trustpilot ranks it 3 of 6 in Fax Service. We last checked this profile on 2026-09-25 and found 1 new review. These are facts Trustpilot publishes about the profile, as of our last harvest.
TrustScore over time
4.7 → 4.6 across 7 census measurements since 2026-08-17. Our own record, independent of Trustpilot’s display.
Reply behaviour over time
Solid: % of negative reviews replied to. Dashed: typical days to reply. Both as reported on this company’s Trustpilot profile, recorded whenever our census re-checked it and a figure had changed — the gaps between points are not equal: 2026-08-28 (100%, 0.0d) · 2026-08-31 (100%, 0.0d) · 2026-09-03 (100%, 0.0d) · 2026-09-10 (100%, 0.0d) · 2026-09-13 (100%, 0.0d) · 2026-09-25 (100%, 0.0d).
56% of its 63 recent 5★ reviews came from accounts that had written only that one review when we captured it (the median across companies is about 39%). A high share is a reason to look closer, not evidence of fake reviews.
Sector benchmark: billing errors makes up 50% of this company’s complaints vs a 14% median across 104 ranked companies in its sector.
Review velocity: 72 of this company’s 72 Trustpilot reviews (100%) were written in the last 12 months.
Not enough reviews to establish a trend.
What are the most common complaints about 1fax?
Billing errors
2 reports · 50% of complaints“Couldn’t get the fax to go through. Paid for credits 3 different times trying to send the same fax.”
The company replied on 2026-08-28: “Hi Shantel, Thanks for your review! If the line is busy, the fax cannot be delivered, but you can simply try again. 1Fax only charges for successfully delivered faxes, so you should still have your…”
Our classifier read this reply as a substantive response.
It promised: to make contact.
“I was charged for all 3 pages.”
Other
2 reports · 50% of complaints“it’s a dangerous system since then my cll phone was hacked”
The company replied on 2026-08-08: “Hi Michael, all fax are deleted automatically because we don't store or share any information. It's impossible for this simple fax site to hack a phone... I hope you enjoyed your free fax and thanks…”
Our classifier read this reply as a deflection.
“it took to long to send fax”
The company replied on 2026-09-02: “Thanks for the feedback! Faxing larger files can sometimes encounter signal issues. To save you the hassle of re-sending failed attempts yourself, our system automatically retries in the background…”
Our classifier read this reply as a template response.
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Method: reviews are classified into a fixed complaint taxonomy by an automated reader; every category shown is backed by at least two verbatim quotes from distinct reviews. Trends are computed from dated review counts only. Negative reviews are deliberately over-sampled for evidence depth; headline percentages use an unbiased recent sample only. Report updated 2026-09-04.