HJ
HEICtoJPG
Windows batch converter

Convert HEIC at scale — fast, reliable, and built for Windows.

Queue massive folders, preserve EXIF, choose output structure, and watch live previews while conversions run in parallel. Multithreaded, batch‑first, and tuned for huge libraries — with an optional right‑click Explorer action to launch a folder straight into conversion.

Non‑commercial source‑available license · Portable single‑file EXE
Live Preview
HEICtoJPG demo
Live conversion demo
ThreadsAuto
EXIFPreserve
OutputCustom

Built for heavy folders

Batch queue

Drag multiple folders, pause/resume, and keep converting without reloading.

Live preview

See the latest conversion in real time, or hide previews if needed.

Output control

Pick a custom output folder and choose to preserve folder structure.

Safe deletes

Optional recycle-bin delete only after a successful conversion.

Massive scale

Optimized for tens of thousands of images with a responsive UI.

Error resilience

Corrupt files never stop the batch — you get a full summary at the end.

Changelog

Alpha 2 Build
Alpha 1 Build — First Release
How it works
  1. Launch the app.
  2. Drag‑and‑drop a folder (or click Add Folder) to scan for HEIC files.
  3. Choose settings (quality, delete source, custom output folder, preserve folder structure).
  4. Click Run Conversion and monitor progress.
Key features

Quick FAQ

Is this free?
Yes for personal, educational, and internal non‑commercial use.
Does it keep EXIF data?
Yes — EXIF preservation is on by default.
Does it require install?
No. It’s a portable single‑file EXE.