Frequently Asked Questions
Frequently Asked Questions
Have a question? Check our most commonly asked questions, and get your answer
What is JustFax Online?
JustFax Online is an online fax service that was built with one purpose in mind: send a one time fax online in the most simple way possible.
Do I need an account?
No. You don't need an account.
Is there a recurring payment?
No. You pay one time per each fax you want to send.
Can I send a one time fax?
Yes! JustFax Online was designed to send occasional, one time fax in the most simple way possible. This is why we don't require you to create an account or commit to a subscription model.
Where I can send faxes to?
JustFax Online is available globally. Check the list of our supported countries. 1
Are there any limitations?
Yes. Faxes are limited to 20MB per file, each file able to contain a maximum of {{numerOfPages}} pages
What file types are supported?
We currently support the following formats: pdf, png, and jpg.
How secure is JustFax Online?
We store your fax file on our machine in a secure way. All communication is done via SSL. Actual fax files are deleted after the fax is sent.
How long are my faxes stored?
Your fax is deleted at the moment we've successfully sent it.
What payment methods are accepted?
Our payment provider accepts all major credit card: Visa, MasterCard, American Express, Discover, Diners Club, JCB and China UnionPay; PayPal; Apple Pay (Safari Only); Google Pay (Chrome Only); Alipay; WeChat Pay; Cash App Pay.
What happens if you fail to deliver my fax?
Fax is a technology that works over phone lines. The reliable deliverability of faxes depends a lot on the equipment used. We at JustFax Online use a very reliable fax provider to send your faxes. However, sometimes, the receiving end might have issues such as: the fax machine is powered off; it uses outdated software or hardware; etc.
We will try to deliver your fax multiple times. You will get an email confirmation with further steps. If all attempts fail, we will release previously authorized funds from your accounts, and no charge will be made.If you have issues, do no hesitate to contact us at: support@justfax.online.
How long does it take to deliver my fax?
Most small faxes (between 1 and 3 pages) are delivered under five minutes. However, there are multiple factors that can affect the delivery time such as: number of pages, whether the recipient's fax machine is busy, etc. Expect most faxes to be delivered in up to one hour. In rare cases, it can take a bit more. You will get a confirmation email when your fax was delivered.
Something else?
Have a question we didn't answer? Reach out to us support@justfax.online.