Spell Checker does one thing and does it well: it lets you check English spelling with a local dictionary — no upload, no API without the usual hassle. Here's how to get the most from it.
Check English spelling with a local dictionary — no upload, no API. Processing runs locally; your text is never uploaded.
The part I like most? Everything runs right in your browser. Nothing gets uploaded to a server, so your files stay on your own device the whole time.
This guide walks through the whole thing: what it's for, how to use it step by step, a few tips I wish someone had told me earlier, and the questions people ask most.
The short version
Check English spelling with a local dictionary — no upload, no API. It's aimed at everyday tasks, not edge-case professional pipelines.
Because it does one job, it's fast. You open it, do the thing, and you're done — usually in under a minute.
Here's the full walkthrough
The flow is short. Do these in order and you're set:
- Paste your English text. You can open it here: Spell Checker.
- Click Check spelling.
- Click a suggestion to apply a fix. Open it once to make sure everything looks right.
Who actually uses this?
Students and researchers who need quick counts, comparisons, or formatting fixes.
Anyone wrangling messy text pasted from a PDF, email, or webpage.
Writers and editors cleaning up or checking a draft before publishing.
Troubleshooting the annoying bits
If something feels off, it's almost always one of these:
- Expecting perfection on the first pass. If it's not right, adjust one option and run it again — that's normal.
- Closing the tab too early. Let it finish before you navigate away, especially on slower connections.
- Uploading the wrong version of a file. Close old tabs and double-check the filename first.
- Refreshing mid-process. Since the work happens in your browser, a reload starts you over.
Get cleaner results with these
These aren't rules, just things that have saved me time:
- Try the default settings first. They're tuned for the most common case, and you can always tweak from there.
- Double-check the output once — automated tools are great, but a human eye catches the odd edge case.
- Paste as plain text if formatting from Word or a webpage is causing weird characters.
- Work in smaller chunks for very large inputs; it's easier to spot issues that way.
- If the result isn't quite right, change one setting at a time so you know what made the difference.