Velacompress vs TinyPNG: an honest comparison

TinyPNG is a good tool. It has been a default choice for years, it produces small files, and its interface is simple. This comparison is not going to pretend otherwise. The point is to be clear about how the two tools actually differ, so you can pick the right one for the job in front of you.

The core difference: where the work happens

TinyPNG uploads your images to its servers, compresses them there, and sends them back. Velacompress does the compression inside your browser — the files never leave your machine. That single architectural choice drives almost every other difference between the two.

Privacy

With TinyPNG, a copy of every image you compress passes through a third party. For public marketing images that is usually fine. For anything confidential — unreleased work, client assets under NDA, documents with personal information — it can be a problem, and sometimes a contractual one. With Velacompress, there is nothing to trust: you can open the network tab and confirm no file is uploaded.

Limits and pricing

TinyPNG's free use is metered, and heavier use moves you onto a paid plan. That model makes sense for a hosted service — someone has to pay for the servers doing the work. Velacompress uses your own computer to do the work, so there is no per-image meter. It is a single one-time payment of $30 with no subscription, rather than an ongoing cost.

Batches

Both tools can handle multiple files, but the ceilings differ. A hosted service has to protect its infrastructure, so free batch sizes are limited. A local tool is bounded mainly by your own machine's memory, which on a desktop is generous — large folders process in a single pass.

Where TinyPNG still makes sense

If you compress the occasional image, do not care about the upload, and want a tool you already know, TinyPNG is a perfectly reasonable choice — and the free tier may be all you ever need. It also offers integrations and an API that a purely local tool cannot match, which matters if you want compression baked into a server-side pipeline.

Where Velacompress fits

Velacompress is the better fit when privacy is not optional, when you process images in volume, or when you would rather pay once than subscribe. If your work involves confidential images, large folders, or both, keeping everything on your own machine is the point.

The honest summary: TinyPNG is a fine hosted service; Velacompress is a local alternative for people who do not want to upload. Try it and compare the output on your own files.