It suits individuals and organizations that need to send or receive faxes across web, mobile, email, or connected services.
Free plan From $6.99 a month AndroidiPhone & iPadWeb
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Best Fax APIs 2026
Facts read 20 Sep 2026 – 15 Oct 2026
Connected services give software a way to send and receive faxes through APIs. This guide helps buyers compare plans, platforms, fax directions, delivery tracking, webhook events and API protocols.
The standings: top 10
| Name | Record score | Price from | Try it free | Runs on | Facts read |
|---|---|---|---|---|---|
| 01 FAX.PLUS | 5.6 | $6.99 a month | Free plan | Android, iPhone & iPad, Web | 28 Sep 2026 |
| 02 SRFax | 5.5 | $12.60 a month, billed yearly | — | Android, iPhone & iPad, Web, Windows | 15 Oct 2026 |
| 03 WestFax | 5.5 | $14.99 a month | — | Android, iPhone & iPad, Web, Windows | 14 Oct 2026 |
| 04 GoFax REST API | 5.4 | — | — | Android, iPhone & iPad, Web, Windows | 30 Sep 2026 |
| 05 eFax | 5.3 | $18.99 a month | Free trial | Android, iPhone & iPad, Web, Windows | 15 Oct 2026 |
| 06 FAXAGE | 5.3 | $3.49 a month | — | Android, iPhone & iPad, Web, Windows | 1 Oct 2026 |
| 07 Notifyre | 5.1 | $4.90 a month | — | Android, iPhone & iPad, Web, API | 7 Oct 2026 |
| 08 Faxxing | 4.7 | Free plan | Free plan | Web, API | 1 Oct 2026 |
| 09 LuzardoFax API | 4.7 | $25 a month | Free trial | Web, API | 7 Oct 2026 |
| 10 mintfax | 4.7 | $0.04 usage-based | Free plan | Web, API | 8 Oct 2026 |
The finder list is ordered by newest releases first, using figures makers publish; nothing is scored.
02
SRFax
AndroidiPhone & iPadWeb+3 Record5.5 Visit
03
WestFax
WestFax suits individuals or organizations that need inbound faxing across desktop and mobile platforms.
AndroidiPhone & iPadWeb+4 Record5.5 Visit
04
GoFax REST API
AndroidiPhone & iPadWeb+3 Record5.4 Visit
05
eFax
AndroidiPhone & iPadWeb+3 Record5.3 Visit
6
FAXAGE
AndroidiPhone & iPadWeb+2 $3.49 a month Record5.3 Visit FAXAGE suits individuals and organizations that need fax access by email, web, mobile app or API.
7
Notifyre
AndroidiPhone & iPadWeb+1 $4.90 a month Record5.1 Visit Notifyre suits clinics, IT teams, and ecommerce shops needing fax or SMS services.
18
Sinch Fax API
WebAPI Free plan Record4.4 Visit It suits startups and established companies that need fax workflows in areas such as healthcare, legal, finance, insurance, or real estate.
Before you choose
Compare plans and trials
Look for any free plan, trial length and published starting price for paid service. FAX.PLUS shows a free plan with paid service starting at $6.99 per month, while Faxxing shows a free plan.
Trial durations shown are 14 days for Documo, 7 for eFax, 30 for Fax² API and 28 for Faxsuite REST API.
Check inbound and outbound faxing
Match the service to the direction your software needs. Use both inbound and outbound fields when deciding whether an API fits.
Review status and events
Delivery tracking can show fax progress or completion. Webhook events can send status changes to connected software. Check these fields against the workflow you need.
Match the platform
The list spans web, API, Android, Windows, iOS and macOS platforms. Confirm that the service supports the environment where your fax workflow runs.
Check protocol and page limits
Review the API protocol alongside the number of included pages. These fields help you judge integration work and how a plan handles page usage.
Questions
Which platforms can fax APIs run on?
This category lists web, API, Android, Windows, iOS and macOS platforms.
Are free plans available for fax APIs?
Review the free-plan field for each service. FAX.PLUS and Faxxing list free plans.
Which services list free trials?
The listed trial periods are 14 days for Documo, 7 for eFax, 30 for Fax² API and 28 for Faxsuite REST API.
Can I send and receive faxes?
Use the inbound and outbound faxing fields to find a service that fits your workflow.
What integration details should I compare?
Review API protocol, delivery tracking, webhook events and included pages alongside platform support.
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