Image Compressor

Free, private image compressor. Shrink JPG, PNG, and WebP photos to a target file size — batch supported, 100% in your browser, no signup, no watermark.

Image Compressor

Drop images or click to choose

Batch supported · processed 100% in your browser · nothing uploaded

Privacy100% local
Saved

Results

No images yet

Drop one or more images, set a target size, then hit Compress.

Bolta writes your post visuals in your brand voice, automatically — and waits for your approval before posting.

You just used the Image Compressor. That was one output. Bolta does this every day, on schedule.

See what Bolta would write for you
All free image toolsNeed something other than the Image Compressor? Convert formats, compress file size, resize for a platform, cut out a background, or clean a watermark — all in one place, all in your browser.
Comparison

Bolta vs typical online image compressors

Most compressors upload your files, cap batch size, or stamp a watermark on the output.

FeatureOther ToolsBolta (System)
Privacy
Uploads to their servers
100% local in your browser
Batch
Often 1 file or paywalled
Unlimited, free
Watermark
Some add their logo
Never
After compressing
File just sits there
Plan & publish in Bolta
How it works

Use Image Compressor in 3 Easy Steps

Upload your image(s)

Drag in one or more photos. Compressed locally in your browser — nothing is uploaded.

Set your target size

Pick a target file size and optional max dimension. Convert to JPG, PNG, or WebP if you like.

Compress & download

Hit Compress and download. See exactly how many bytes you saved on each file.

Why it's different

Why choose Bolta Image Compressor?

100% private

Images never leave your device — compression runs entirely in your browser.

Batch & free

Compress many images at once with no daily limits, no signup, and no watermark.

Real savings, no mush

Smart quality targeting hits your size goal while keeping the image visibly sharp.

See plans for scheduling, AI repurposing, and agents →

Smaller files are step one

Compressing an image is a task. Bolta turns your assets into a week of platform-native content and publishes it automatically across LinkedIn, X, Instagram, and Threads.

Reuse It Intentionally

Adapt your core content for multiple formats, angles, and platforms instantly.

Automate Future Schedules

Build a consistent posting plan that stays active even when you're busy.

Turn It Into a Loop

Put your content on autopilot with automated variations and recurring schedules.

FAQ

Frequently asked questions

Is this image compressor free?

Yes — completely free, batch-enabled, with no signup and no watermark added to your output.

Does it reduce quality?

It targets your chosen file size while preserving as much detail as possible, so the result stays sharp for everyday use.

Are my images uploaded anywhere?

No. All compression happens client-side in your browser, so your photos stay completely private.

What formats are supported?

JPG/JPEG, PNG (with transparency preserved), and WebP — both as input and as output.

Looking for a full social media tool?

See how Bolta stacks up against the tools you're already considering.

Compress once, or run your whole content engine in Bolta

Bolta helps 5,000+ creators turn assets into platform-native posts and publish them automatically across LinkedIn, X, Instagram, and Threads.

Done with one-off tools? Our AI agents handle this automatically, 24/7.

Bolta's AI agents learn your brand voice, create a full week of content, and publish across LinkedIn, X, Instagram, and Threads — automatically. Join 5,000+ creators.

Image Compressor | Free AI Tool