HEIC to PDF Without the Friction: Introducing HEICFlow

ohDev — Fri, 29 May 2026 06:24:33 +0000

If you use an iPhone regularly, you've probably run into HEIC files.

On the phone, everything works perfectly.

But the moment you need to actually use those images somewhere else, things get awkward.

Maybe:

a website only accepts PDF
someone can't open the HEIC image
you need to send multiple photos as a single file
or you're trying to upload documents captured on your phone

I kept hitting this problem often enough that I decided to build a small tool around it.

That's how HEICFlow started.

Why HEIC Can Be Frustrating

HEIC is Apple's modern image format.

It has real advantages:

better compression
smaller files
good image quality

From a storage perspective, it's great.

But compatibility still creates friction.

Many workflows still prefer:

especially when images move beyond your phone.

And in practice, most people aren't trying to "manage file formats."

They're trying to complete a task.

The Real-World HEIC Problem

Here are some situations I kept seeing.

1. Document Uploads

People use iPhones to photograph:

passports
receipts
application forms
IDs
paperwork

Then they hit:

PDF only

Now they need a quick conversion workflow.

Not an editor.

Not a design tool.

Just something that works.

2. Sharing Multiple Photos

This is surprisingly common.

Imagine:

travel photos
event pictures
screenshots
reports

Sending 15 separate images feels messy.

A single PDF is cleaner.

Easier to email.

Easier to archive.

And often easier for the recipient.

3. Workflows and Productivity

HEIC files show up in work too.

Things like:

meeting whiteboards
inspection photos
invoices
contracts
project documentation

Combining images into one PDF usually fits these workflows better than sharing raw files.

Building HEICFlow

I wasn't trying to build another all-in-one image suite.

There are already plenty of powerful tools.

Instead, I wanted something focused:

HEIC → PDF

Fast.

Simple.

Minimal steps.

No feature overload.

Just upload and convert.

So I built HEICFlow.

The current version focuses on a single workflow because I wanted to solve one problem well before adding complexity.

Current and Future Plans

Right now:

✅ HEIC → PDF

Planned next:

HEIC → JPG
HEIC → PNG
additional lightweight HEIC utilities

The idea is to keep HEICFlow small and practical.

More workflow tool than software suite.

Try HEICFlow

If you regularly work with iPhone photos and run into HEIC compatibility issues, I'd appreciate feedback.

You can try it here:

https://heicflow.org/

I'm especially curious:

What HEIC workflow frustrates you the most?

DEV Community: ohDev