Best Image Compressors (2026)

Updated 9 October 2026 · 4 tools

An image compressor makes a photo's file smaller so it fits an upload limit, an email attachment or a social media post, while keeping it as sharp as possible. The best image compressors below work privately on your own device and differ on whether you set an exact target size, compress in batches, or resize for a specific platform.

Quick picks

Best for getting a photo under 500 KBCompress to 500 KBCompress to 500 KB: drop a photo, download a form-ready file.
Best on AndroidKompresly ImageKompresly Image: target KB or MB, batch, on-device.

Tool	Best for	Works on	Target size	Price
Compress to 500 KB	Form and email limits	Browser	About 500 KB	Free
Kompresly Image	Batches on your phone	Android	200 KB, 500 KB, 1 MB or custom	Free with ads
SnapFit	Social media posts	Browser	Platform presets and quality slider	Free, $2.99 lifetime unlock
Hivly	Many image tasks	Browser	Varies by tool	Free

Best Image Compressors (2026)

Quick picks

Image compressors compared

The best image compressors in detail

1. Compress to 500 KB

2. Kompresly Image

4. Hivly

Image Compressors FAQ

How do I compress a photo to 500 KB?

Can I compress images without uploading them?

What is the best image compressor for Android?

How do I resize a photo for Instagram?

Best Image Compressors (2026)

Quick picks

Image compressors compared

The best image compressors in detail

1. Compress to 500 KB

2. Kompresly Image

3. SnapFit

4. Hivly

Image Compressors FAQ

How do I compress a photo to 500 KB?

Can I compress images without uploading them?

What is the best image compressor for Android?

How do I resize a photo for Instagram?