Free · Private · In your browser
Count words in context — social limits, study goals, zero upload
WordKit is a set of free text tools that run in your browser. The main tool is a scenario-based Word Counter for captions, posts, and essays. Extra tools help you clean, convert, compare, and replace text — all without uploading.
Words
0
Characters
0
Chars (no spaces)
0
Sentences
0
Paragraphs
0
Student writing scene
Word goal progress for essays and assignments. Reading and speaking time also appear in Details.
500 to go
0 / 500 words (0%)
Optional custom cap (any limit you choose)
Social & video platform limits
Compare your draft against common character caps. Limits change over time — treat these as practical checks, not legal guarantees.
X (Twitter) post
Limit: 280 characters · Standard post limit for most accounts.
0 / 280
280 left
SMS (text message)
Limit: 160 characters · Classic single-segment SMS length (encoding may vary).
0 / 160
160 left
Instagram caption
Limit: 2,200 characters
0 / 2,200
2,200 left
TikTok caption
Limit: 2,200 characters
0 / 2,200
2,200 left
LinkedIn post
Limit: 3,000 characters
0 / 3,000
3,000 left
Facebook post
Limit: 63,206 characters · Hard limit is high; previews truncate much earlier.
0 / 63,206
63,206 left
YouTube title
Limit: 100 characters
0 / 100
100 left
YouTube description
Limit: 5,000 characters
0 / 5,000
5,000 left
More text tools
Change case, clean paste, compare drafts, or find and replace — open any tool below.
All toolsCase Converter
Open →UPPER / lower / Title
Switch text between lowercase, UPPERCASE, Title Case, and Sentence case in your browser.
Clean Text
Open →Spaces & line breaks
Remove extra spaces, fix line breaks, and tidy messy pasted text locally.
Text Compare
Open →Word-level diff
Compare two texts side by side and highlight words that differ.
Find & Replace
Open →Bulk replace · regex
Find and replace text in bulk, with an optional regex mode. Runs fully offline.
Built for real writing tasks
Social drafts
See remaining characters for X, Instagram, TikTok, LinkedIn, Facebook, and YouTube before you post.
Student writing
Track words toward an assignment target, plus reading and speaking time estimates.
Privacy by design
Counting and transforms run in your browser. We do not need your draft on our servers.
Guides
Practical pages for real search intents — each links back to the tools.
X (Twitter) Character Limit: How to Count Before You Post
Learn the X/Twitter post character limit, how counting works, and check your draft against 280 characters instantly.
Essay Word Count Guide: Targets, Reading Time, and Progress
How students can track essay word count, reading time, and progress toward a word target without uploading their draft.
Instagram Caption Character Limit (and How to Stay Under It)
Instagram caption limits explained, plus a free local counter so you can trim captions before publishing.
5 free tools on this site. Start with All tools.