Snagit, ShareX, Greenshot, Lightshot and PicPick are each good at something. This page says plainly what every one of them is for, and where Screen Slinger fits — including the cases where you should use one of the others.
Screen Slinger is built around one job: capturing part of a screen and explaining it — arrows, callouts, numbered steps, and redaction you can trust — as a one-time purchase that works offline. It is not a Swiss army knife. It does not record video, it does not read text out of images, and it does not upload anything anywhere.
| Tool | How it is licensed | Scrolling capture | Video recording | OCR | Built-in cloud sharing | Platforms |
|---|---|---|---|---|---|---|
| Screen Slinger | One-time purchase30-day full trial | Yes | No | No | No — fully local by design | Windows 10/11 |
| Snagit | Annual subscriptionTechSmith moved new purchases to subscription in 2025 | Yes | Yes | Yes | Yes | Windows, macOS |
| ShareX | Free, open source | Yes | Yes | Yes | Yes — many configurable destinations | Windows |
| Greenshot | Free, open sourceWindows build | No | No | Via a pluginWraps a Microsoft OCR component that is not installed by default | Via configurable destinations | Windows |
| Lightshot | Free | No | No | No | Yes — its own image host | Windows, macOS |
| PicPick | Free for personal useLicence required for business use | Yes | No | No | Via configurable destinations | Windows |
Checked in August 2026 against each product's own website. Features and licensing change over time — check the vendor's own site before you decide.
A fair question, and here is the straight answer.
The free tools are good at capturing. Where they tend to stop is the part that comes after the capture — the part where you are trying to make someone else understand what they are looking at. That is the only thing Screen Slinger is for, and it is what the price buys:
It costs $15 once — not a subscription — and the trial is 30 days with every feature unlocked and no account or card required. So you do not have to take any of this on faith: run it beside whichever free tool you use now, and if that one still wins, keep it. Nothing here expires into a nag screen while you decide.
Written the way we would answer if you asked us directly.
Using whatever Windows gave you? Where the built-in Snipping Tool stops covers that comparison separately.
Snagit is the most complete product in this list: capture, video recording, OCR and a sharing workflow, on both Windows and macOS. It is sold to new customers as an annual subscription. Screen Slinger covers a narrower job — capture and annotation — for a single payment, and keeps everything on your own disk.
A dedicated page for people leaving Snagit covers the switch in more detail.
Choose Snagit if you need video recording, OCR, macOS, or one tool that covers everything. Choose Screen Slinger if you only ever needed the annotation half, prefer paying once, and want nothing leaving your computer.
ShareX is a free, open-source power tool: capture, recording, OCR, automation and dozens of upload destinations. Breadth is its purpose, and the price of that breadth is configuration — the editor is one feature among many, and the setup work lands on you.
Choose ShareX if you want to assemble your own pipeline and enjoy tuning it. Choose Screen Slinger if you want to open it and be annotating a minute later, with the editor as the product rather than an accessory.
Greenshot is a small, free, open-source capture tool that has served people well for years. Its annotation is deliberately basic — shapes drawn onto the image — and there is no scrolling capture. In Screen Slinger every annotation stays an object you can move, restyle or delete tomorrow, and numbered steps, callouts and scrolling capture are part of the tool.
A dedicated page on outgrowing Greenshot goes through the three walls people hit.
Choose Greenshot if you mark up a screenshot occasionally and basic shapes are enough. Choose Screen Slinger if you produce documentation or instructions regularly and the editing is what costs you time.
Lightshot is built for speed: grab a region, scribble, hand over a link. That link is the model — the image is uploaded to Lightshot's own service to produce it. Screen Slinger has no sharing service at all; captures stay on your disk and you send them the way you already send files.
Choose Lightshot if an instant public link is exactly what you want. Choose Screen Slinger if your screenshots hold customer data, invoices, or anything else you would not upload to a stranger's server.
PicPick bundles a capture tool with a set of design utilities — colour picker, pixel ruler, protractor, crosshair — and is free for personal use, with a licence required for business use. Screen Slinger has none of those utilities and spends its surface area on the annotation workflow instead.
Choose PicPick if you want the measurement and colour tools in the same app. Choose Screen Slinger if you want a cleaner editor and a licence that is simple to hold at work.
Stated up front, because finding out after paying is the worst way to learn it.
What it does do: region and scrolling capture; arrows, shapes, text, highlighter, speech-bubble callouts and auto-numbered steps that all stay editable objects; blur, pixelation and solid fill that genuinely replace the exported pixels; saved tool presets; a searchable local history; and an interface in English, French, German and Hebrew with full right-to-left support. The full feature list is on the home page.