How to fax a photo from iPhone
Send a JPEG, PNG, or HEIC photo from iPhone to any fax number using a fax app, the Files app, or email — no fax machine, no scanner.
iPhone has no built-in fax. You either install a fax app (Fax.Plus, iFax, eFax) and pull the photo from your camera roll, or you email the image to a fax-to-email gateway. Both paths transparently handle HEIC, dial the recipient fax number over the internet, and return a delivery receipt in 1–3 minutes.
Best for
iPhone 8 or newer on iOS 15+
Typical cost
Free for 5–10 pages; paid plans $7–$17/mo
Time per fax
2–3 minutes once an app is installed
The short answer
iPhone does not ship with fax hardware or software, and iOS does not expose fax APIs. Every path that works in 2026 routes through a third-party online fax service — most commonly Fax.Plus, iFax, or eFax — that accepts your photo in the app, over email, or through a web upload, then dials the recipient fax number over the internet.
Fax protocol itself rasterizes the image to a 1-bit or 8-bit grayscale bitmap at roughly 200 DPI. That ceiling means your 12-megapixel iPhone resolution does not carry through — what survives the trip is contrast, not pixel count. Treat fax like a low-fi photocopy when you decide whether a photo is fax-ready.
Step-by-step with a fax app (Fax.Plus example)
This is the fastest path for a one-off send. Fax.Plus gives 10 one-time free pages after email and phone verification, enough for occasional use without a subscription.
- 01Install Fax.Plus from the App Store. iFax and eFax follow the same flow if you prefer a different service.
- 02Open the app, create a free account, and verify your email and phone number. Without verification, free-tier pages are not released.
- 03Grant the app access to your Photos when prompted. Denying this blocks the "add from camera roll" option and forces you to re-capture from the in-app camera.
- 04Tap **Send Fax** and enter the recipient number with country and area code. The international format `+1 555 123 4567` is the safest — missing country codes cause silent transmission failures on some routes.
- 05Tap **Add File → Photo Library** and select the image. The app converts HEIC to JPEG before transmission; for documents captured on paper, use the in-app Scanner instead of the Camera so perspective and contrast are auto-corrected.
- 06Review the preview. If the photo looks dim, tap **Edit** and raise contrast — low-contrast photos render as unreadable blobs on the receiving machine.
- 07Tap **Send**. Delivery usually takes 30 seconds to 3 minutes; you will get an in-app and email confirmation with a transmission receipt.
What iPhone-specific things to know
- HEIC is iPhone’s default photo format since iOS 11. Most fax apps auto-convert HEIC to JPEG, but if a send fails with "unsupported format", force a re-encode via Photos → Share → Copy Photo, which emits JPEG.
- Live Photos send only the still frame — the video portion is stripped.
- Portrait-mode bokeh transmits fine, but transparent backgrounds (from background-remover apps) flatten to black because fax is effectively 2-bit.
- iPhone camera photos are ~4000 × 3000 px. Fax downsamples to 200 DPI, so the resolution ceiling does not help you — contrast beats resolution every single time.
- If the recipient’s machine is old and monochrome, convert to grayscale or increase contrast before sending, or the output arrives muddy.
No app, no problem — send from email
Every mainstream fax service exposes an email-to-fax gateway. The address format is `<faxnumber>@fax.plus`, `<faxnumber>@efax.com`, or `<faxnumber>@ifaxapp.com`, and the attachment is converted on receive. This works from the native Mail app, Gmail, or any iPhone share sheet that supports attachments.
Most services gate email-to-fax behind a paid plan — free tiers usually require sending through the app so the service can show you upgrade prompts. If you already have a paid subscription, email is the fastest path from an iPhone share sheet.
Cost and free-tier comparison
| Service | Free pages | Paid entry (US/mo) | Sends photos? | HEIC auto-convert |
|---|---|---|---|---|
| Fax.Plus | 10 one-time | $6.99 | Yes | Yes |
| eFax | Trial only | $16.95 | Yes | Yes |
| iFax | 5 per month | $8.99 | Yes | Yes |
| FaxBurner | 5 per month | $9.99 | Yes | Partial |
Checklist
- Recipient fax number confirmed with country + area code.
- Photo is bright enough that a photocopy would still be readable.
- If HEIC, confirm the app auto-converts — or pre-convert to JPEG via Photos → Share → Copy Photo.
- Free tier covers your page count; one photo usually counts as 1–2 fax pages.
Common mistakes
- Sending a Live Photo and expecting the animation to survive — the video portion is stripped.
- Relying on transparent backgrounds. Fax is 1–2 bit, so transparent PNG becomes solid black.
- Assuming high iPhone camera resolution equals a sharp fax. Fax downsamples to 200 DPI.
- Using a free tier for ongoing medical or legal faxes — transmission logs may only be retained on paid plans with a signed Business Associate Agreement.
- Omitting the country and area code prefix, especially on international sends.
Quick answers
Does iPhone have a built-in fax feature?
No. iPhone ships without fax hardware or software and iOS does not expose fax APIs. Every working path goes through a third-party app or online service.
Can I fax a photo from iPhone for free?
Mostly yes for occasional use. Fax.Plus gives 10 one-time free pages after verification; iFax gives 5 per month. Anyone faxing more than two photos a week will hit a paywall.
What photo formats can I fax from iPhone?
Fax apps accept JPEG, PNG, HEIC, and PDF. HEIC is auto-converted to JPEG on the app side. Fax protocol rasterizes everything to a 1-bit or 8-bit bitmap, so format choice does not affect the received quality once the image has been transmitted.
Will the photo quality survive faxing?
That depends more on the receiving machine than the sending device. Fax is inherently low-resolution, often 200 DPI and 1-bit. A photocopy-grade photo transmits well; a dim or low-contrast photo arrives as a blob. Raise contrast before sending if in doubt.
Can I fax from iPhone to a mobile phone?
Only if the recipient number is itself a fax number forwarded to an online service. A normal cell number does not accept fax transmissions.
Is faxing a photo from iPhone HIPAA-compliant?
Fax.Plus, eFax, and iFax each publish HIPAA-compliant paid plans. Free tiers are not covered. If you are sending medical images, verify the specific plan tier and sign a Business Associate Agreement before using it in production.
Related pages
Android Guide
How to fax a photo from Android
Send a photo from an Android phone to any fax number using a Play Store fax app, an email-to-fax gateway, or a pre-installed OEM scan tool — no fax machine needed.
Format Guide
How to fax a JPG image: format-specific guide
JPG is the cleanest format for faxing. This guide covers why JPG survives fax transmission well, what file sizes to aim for, and how to strip metadata before sending.
Format Guide
How to fax a PNG image
PNG is awkward to fax because of transparency. This guide covers how to flatten, when to convert to JPG first, and when to send PNG directly.
Workflow Guide
How to fax a photo straight from your camera roll
Send a photo to a fax number without re-scanning, without re-exporting, directly from iPhone Photos or Android Gallery via the OS share sheet.
Tool Roundup
Best apps to fax a photo from your phone (2026 roundup)
Hands-on review of the six fax apps worth installing in 2026 — free tiers compared, HIPAA coverage, HEIC handling, and which one to pick by workflow.