Koala AI vs Wordtune
Koala AI uniquely has 6 features · Wordtune uniquely has 2 features.
| Koala AI | Wordtune | |
|---|---|---|
| Company | ||
| Founded | 2022 | 2020 |
| HQ | — | Tel Aviv, Israel |
| AI model | GPT-5, GPT-5.2, GPT-5 Mini, Claude 4.5 Sonnet | Proprietary (AI21 Labs) |
| User base | 19,000+ paid users | 10M+ |
| Platforms | Web | Web, iOS, Android, Chrome Extension, Microsoft Edge Extension |
| Languages | 25+ | Writes in English only; translates from 10 languages (Spanish, Mandarin, Arabic, Hindi, Korean, Hebrew, Russian, German, French, Portuguese) |
| Pricing | ||
| Free plan | Yes — 5,000 free words, no credit card required | Yes |
| Free trial | Yes — 5,000 free words on signup | Yes — 3-day free trial on paid plans |
| Starting price | $9/mo (Essentials) | Free ($0) |
| Refund policy | 15-day refund if fewer than 15,000 words and 100 messages used | — |
| All plans | Essentials$9/moProfessional$49/moBoost$99/moGrowth$179/moElite$350/moAdvanced$500/moScale I$750/moScale II$1,250/moScale III$2,000/mo | BasicFreeAdvanced$13.99/mo (billed annually)Unlimited$19.99/mo (billed annually) |
| Positioning | ||
| Best for | SEOs, content creators, bloggers, and agencies needing publish-ready long-form articles at scale | Writers, students, professionals, and non-native English speakers seeking AI-powered rewriting, paraphrasing, and grammar assistance |
| Differentiator | Five-in-one SEO content platform combining Deep Research AI writing, real-time SERP analysis, automatic internal linking, AI image generation, and 1-click CMS publishing at the lowest price point in its class | Wordtune combines AI rewriting, paraphrasing, grammar correction, and document summarization with source-verified fact generation, all powered by AI21 Labs' proprietary models — making it a full-suite reading and writing assistant rather than a standalone grammar or text generator. |
| Competitors | Jasper AI, Surfer SEO, Frase, Writesonic, SEO.ai, Article Forge | Grammarly, QuillBot, Jasper, Copy.ai, ProWritingAid |
| Features | ||
| AI Copywriting | ✓ | ✓ |
| AI Research | ✓ | ✓ |
| Brand Voice | Yes — 7 writing styles, 4 POVs, and custom tone of voice | Basic — casual and formal tone switching available |
| Bulk Generation | ✓ | ✕ |
| Content Editor | ✓ | ✓ |
| Grammar Style | ✓ | ✓ |
| Image Generation | Built-in — KoalaImages with multiple styles, premium models on Professional+, auto-embedded in articles | No |
| Long Form Writing | ✓ | ✓ |
| Paraphrasing | ✓ | ✓ |
| Plagiarism Checker | ✕ | ✕ |
| SEO Optimization | ✓ | ✕ |
| Short Form Writing | ✓ | ✓ |
| Templates | ✓ | ✕ |
| Integrations | ||
| API Access | ✓ | — |
| Chrome Extension | — | ✓ |
| CMS | WordPress, Shopify, Webflow, Ghost | No |
| Google Docs | ✕ | ✓ |
| Key Integrations | WordPress, Shopify, Webflow, Ghost, Google Sheets, Zapier (via webhook), Make.com, Amazon (live product data) | Chrome Extension, Microsoft Edge Extension, iOS app, Android app, Google Docs |
| Wordpress | ✓ | ✕ |
| Zapier | ✓ | ✕ |