P
POnline AI paraphrasing tool with multiple rewriting modes in 20+ languages
Free, from $3.96/mo
Spinbot vs Wordtune
Pricing, features, platforms and who each one suits — side by side.
S
Choose Spinbot if…
- you're in its core audience: students, bloggers
W
Choose Wordtune if…
- you work on Chrome, iOS
- you're in its core audience: students, professionals
Side by side
Feature Spinbot Wordtune
Pricing modelFreeFreemium
Starting priceFree$4.89/mo
Free plan
Free trial
API
Open source
Data retention—Personal Information stored until AI21 deletes it or a valid deletion request
Tone/style modes—
Humanize AI text—
Summarizer—
Non-English languages—
PlatformsWebWeb, Chrome, iOS
CategoryParaphrasing & RewritingParaphrasing & Rewriting
Company—AI21 Labs Ltd.
Based in——
Founded——
Part of——
Key features
S Spinbot
- Paraphrasing and text rewriting
- Up to 10,000 characters per use
- AI summary generator
- Grammar checker
- Spell and punctuation checker
- Online proofreader and essay checker
- No registration needed
W Wordtune
- Contextual rewrite and paraphrase suggestions
- Tone switching between formal and casual
- Grammar and spelling correction
- Shorten or expand sentences
- Summarize articles, documents, webpages and YouTube videos
- Smart Translate into English from 10 languages
- Humanize AI-generated text
- Fact-checking against at least five sources
Plans and prices
From each vendor's site. Prices change — confirm before buying.
Spinbot
FreeFree
Wordtune
BasicFree
Advanced$4.89/mo billed annually ($6.99 list)
Unlimited$6.99/mo billed annually ($9.99 list)
Strengths and limitations
Spinbot
- Free to use without sign-up
- Handles up to about 1,000 words per use
- Several writing tools on one site
- Free version shows ads
- Ad-free version price not listed on the pages
- 10,000-character limit per use
Wordtune
- Free plan includes 10 rewrites per day and unlimited grammar checks
- Available as Chrome and Edge extensions and as an iOS app
- Paid plans include a 3-day free trial
- Summarizes YouTube videos and webpages as well as text
- Free plan limited to 3 summarizations per month
- Discounted prices require annual billing
- No Android app or public API listed
- SAML SSO and centralized billing are not included in any listed plan
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Built from each vendor's public website; we haven't tested them hands-on. Editorial policy