Most Frequent Words — Top Terms in Your Text
List the most common words in your text to spot repetition and themes at a glance.
How it works
- 1Paste or type your text in the input field
- 2Click "Find Frequent Words" — processing happens in your browser
- 3Copy the result or download as a text file
What to do next
About Most Frequent Words
Most Frequent Words is the kind of utility you bookmark and reach for when you need it. List the most common words in your text to spot repetition and themes at a glance. It loads quickly, works on any modern browser, and produces a result you can download or copy in a single click.
Architecturally, Most Frequent Words is a single-page client. The processing layer is standard browser APIs; the UI is a thin React shell on top. Inputs flow through the engine and the output is returned to the browser as a Blob you can save or copy. The 0 MB cap is the only hard limit and it exists to keep memory usage stable on every device.
The execution path is auditable from the page itself: open developer tools, switch to the Network tab, run a job. The requests you see are static-asset GETs for the engine and the page resources. The actual work is JavaScript code running against the bytes already in your tab's memory.
If you fit any of these descriptions, Most Frequent Words should slot cleanly into your workflow: researchers normalising scraped text; support agents standardising replies; writers cleaning copy before publishing. The tool keeps the controls focused on what matters for each of these use cases.
Most people land on Most Frequent Words via a search at the moment they actually need the tool. That shapes the design: the page is a single screen with the input on one side, the controls in the middle, and the result on the other, so a first-time visitor can complete the job without reading documentation.
The hard constraints are easy to remember. Maximum input: 0 MB. Multiple files per run: no — one input at a time, by design, to keep results predictable. The same controls apply on every run.
Even on its own, Most Frequent Words composes well with the rest of your toolkit. The output is a standard text file that opens in any program that handles the format, so the result of one run can become the input to whatever step you use next.
Most Frequent Words is built around steady iteration on a small set of options rather than feature creep. Every additional setting attracts a slightly different audience, but a long settings panel makes the common case slower for everyone. The current controls reflect what users of the tool actually use.
Most Frequent Words returns the result as a download. If you are running multiple jobs, the output names will not collide as long as the input names differ. You can re-run with different settings as many times as you like; each run produces a fresh file with no caching trickery in between.
Some background on the design choices behind Most Frequent Words: every option you see on the page is there because a real workflow needs it, and every option that is not shown has been deliberately omitted to keep the common case fast. The bias is toward minimal-but-complete.
If you also use a command-line tool for most frequent words, Most Frequent Words is a convenient alternative for the times you are on a different machine or helping someone who is not comfortable in a terminal. The output is a standard file in the format documented above.
A few practical tips that experienced users of Most Frequent Words pick up over time. First, keep your default browser updated — the engine relies on standard web APIs and newer browser versions are noticeably faster than ones from a few years ago. Second, close other heavy tabs before processing a large input; the engine shares CPU and memory with whatever else is open. Third, if you re-run the same kind of job often, your last-used settings are remembered for the rest of the tab session, so subsequent runs are essentially one click.
If the result is not what you expected, the most common causes are easy to check. Confirm the input is under the 0 MB ceiling — files just above the cap fail silently because the engine refuses to allocate the buffer. Confirm the input is one of the supported formats. And if the page itself feels slow, try closing other heavy tabs to free up memory; the engine runs in your browser, so it competes for the same resources as everything else open.
Most Frequent Words is intentionally narrow in scope so the common case is fast and the result is predictable. If you ever need a variation it does not cover, browse the rest of the catalog — there is a good chance an adjacent tool already exists, and switching between tools is just a matter of opening another tab.
How it works
- 1Reach the Most Frequent Words page in your browser to begin.
- 2Drop a text file onto the upload area, or click to pick one from your device.
- 3Pick any non-default settings you need. Most users leave the defaults alone for the first run and only revisit if the result needs tuning.
- 4Click to start the job. The engine (standard browser APIs) processes the input in the page; you can watch the progress indicator until it completes.
- 5Grab the output as soon as the run completes. You can also copy the result instead of downloading if the next tool in your workflow accepts pasted input.
- 6Re-run with different settings as often as you want. Each run produces a fresh output and the original file on disk is never modified.
Common use cases
- Strip messy formatting out of copy pasted from a PDF using Most Frequent Words.
- Encode user input safely before pasting it into HTML.
- Translate plain text into Markdown for a static-site post.
- Diff two drafts of a document side by side.
- Count the words in a draft to check it fits a brief.
- Find and replace dozens of variants of a phrase in one pass.
- De-duplicate a list of email addresses pulled from a form export.
- Re-case a title from ALL CAPS to Title Case.
FAQ
Are common words like “the” filtered out?
Basic frequency lists include all tokens unless the tool offers a “stop list” toggle — use that when you want content words only.
How are words separated?
Typically on spaces and punctuation boundaries so contractions and hyphenated terms are handled consistently with the app rules.
Can I export the frequency table?
Copy from the results table or combine with a spreadsheet paste; export depends on what the page exposes after you run analysis.
Is there a limit on document size?
Very large books can stress tab memory; work chapter by chapter for the smoothest experience.
Does this identify plagiarism?
No — it only summarizes your pasted text; it does not compare against the web or other documents.
Is my text private?
Yes — frequency counting is done client-side without sending your full document to a server.
Does Most Frequent Words reduce quality of the result?
Most Frequent Words is built to preserve quality wherever the underlying text format allows it. Operations that are mathematically lossless (e.g. structural transformations, lossless re-encoding) round-trip with no perceptible change. Operations that involve a lossy codec inevitably introduce small artefacts at the byte level, but the defaults aim at the sweet spot where output looks or sounds the same to a normal viewer or listener while still being meaningfully smaller or faster than the input.
How accurate is Most Frequent Words?
Most Frequent Words is built on standard browser APIs, which is the same class of engine used by professional text processing pipelines. For deterministic operations, the output is byte-identical to what an equivalent CLI run would produce; for operations involving a codec or a model, the result is well within the range of what comparable tools generate. If you have a specific reference output you need to match, run a small test job first to confirm the configuration produces what you expect.
Can I use Most Frequent Words on iOS or Android?
Most Frequent Words runs in any modern mobile browser — Safari, Chrome, Firefox and the in-app browsers in most messaging apps all support the underlying APIs. Performance depends on the device: a recent phone handles typical inputs nearly as fast as a laptop, while older devices may take a few seconds longer near the 0 MB ceiling. The interface lays out cleanly on small screens, so you do not need to pinch-zoom to see the controls.
Why use Most Frequent Words instead of a paid online tool?
Desktop apps usually have more advanced features but require installation, maintenance and (often) a licence. Paid online tools are convenient but route your file through their servers and gate downloads behind accounts. Most Frequent Words sits in between: free, instant, and private, but intentionally narrow in scope. For one-off jobs and the common text processing operations, it is usually the lowest-friction choice; for highly specialised work, a dedicated app is still the right answer.
Can I self-host Most Frequent Words for my team?
Most Frequent Words is a static page running an open-source engine in your browser, so a typical corporate firewall does not get in the way as long as it allows JavaScript to load from Favtoo. For teams that need to host it themselves on an internal network, the underlying engine (standard browser APIs) is open-source and can be packaged into a private build with the same behaviour. Reach out via the Contact page if that is something you are exploring.
Is Most Frequent Words licensed for business use?
Most Frequent Words can be used for personal and commercial work alike — there is no separate "business" licence to purchase. The output you generate is yours to use however you want, including in client deliverables, internal documents, or commercial products. Favtoo's only ask is fair, individual use; the tool is not designed to be embedded as a backend service or wrapped behind an API for resale.
Does Most Frequent Words work with screen readers?
Most Frequent Words uses native HTML controls wherever possible, which means keyboard navigation, focus rings, and screen-reader labels work the way the platform expects. The drop zone accepts files via the keyboard-accessible file picker as well as drag-and-drop, and result downloads use standard browser download flows. If you spot an accessibility gap, Favtoo treats it as a bug worth fixing.
Does Favtoo keep a copy of files I process with Most Frequent Words?
Favtoo keeps no copy of your file because Favtoo never receives your file. Most Frequent Words runs entirely in your browser, the input is held only in your tab's memory, and closing the tab discards it. There is no opt-in cloud history, no "recent jobs" panel synced to an account, and no server-side retention to configure — the architecture simply has nowhere for your file to be stored.