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A Writesonic alternative for writing and content

Writesonic has become an AI search visibility platform, with plans from $99 a month. If you used it to write, here's what it does today and how Infinithink compares.

In short Choose Writesonic if you want to track and improve your brand's visibility in AI answers, with site audits and an SEO agent. Choose Infinithink if you mainly write content and want templates, a Brand Voice, multi-model chat, images and voice, with a Free plan and prices in euros.

Start free See pricing

Writesonic Starter costs $99 a month (about €88), or $79 billed yearly. Infinithink starts free, then Lite costs €12 a month and Starter €39, less than half of Writesonic Starter.

Page updated on Writesonic data checked on (official page (opens in a new tab))

Writesonic vs Infinithink, features compared

Writesonic vs Infinithink, features compared
Feature Writesonic Starter Infinithink
Free plan No, free trial Yes, no time limit
Users 1 user, 1 project. Extra users on Basic and Growth at $50 a month each 1 on Starter and Pro, 10 on Business
AI search visibility tracking ChatGPT, Gemini and Google AI Overviews, 50 prompts tracked daily Not offered
Site audits 10 a month, up to 100 pages each, automatic AI fixes Not offered
AI articles 15 a month Article Wizard and long-form editor from Starter, within your monthly credits
Other writing Not listed on the pricing page 130+ specialized writing tools for social, email, ads, e-commerce and websites, plus your own
Brand voice 1 writing style on Starter, 5 on Basic, 10 on Growth Brand Voice from Starter
SEO helpers SEO and content agent, Keyword Planner, SERP and Reddit data SEO templates for keywords and meta descriptions
Multi-model chat Not listed on the pricing page GPT on Free. GPT, Claude and Gemini from Starter, plus top models (Claude Opus 5.5 and GPT-5.5) on Business
Images and voice Not listed on the pricing page Image creation on every plan (3 a month on Free). Text-to-speech and audio transcription from Starter
Compliance listed SOC 2 Type II, GDPR, HIPAA, SSO on Enterprise No certifications listed

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Where Writesonic is stronger

  • AI visibility data. Daily tracking of how AI assistants answer the prompts that matter to you, with sentiment analysis from Growth.
  • Site audits with fixes. Up to 50 audits a month on Growth, 2,500 pages each, with automatic AI fixes.
  • SEO data inside the writer. Keyword Planner, SERP and Reddit data feed the SEO and content agent.
  • Integrations for SEO teams. Google Search Console and WordPress on every plan, GA4 and Looker Studio on Enterprise.
  • Agency program. A separate pricing page for agencies.
  • Compliance on Enterprise. SOC 2 Type II, GDPR, HIPAA and SSO listed on the pricing page.

Where Infinithink is different

  • Writing first, for every format. Templates cover blog posts and also social posts, newsletters, ads, product pages and website sections. Save your Brand Voice once and use it everywhere. See our AI content generator.
  • The leading AI models, one workspace. Chat with GPT, Claude and Gemini, depending on your plan, and ask questions about your PDF, Word and CSV files from Starter.
  • Images and voice in the same plan. Create images from a description, transcribe audio and turn scripts into voiceovers, without a second subscription.
  • A lower entry point. A Free plan, then Lite at €12 and Starter at €39 a month. Business covers 10 seats for €199. Prices are in euros, and our website and support are in English and Italian.
  • SEO, without a visibility platform. Infinithink includes templates for keyword ideas, meta descriptions and SEO rewrites. It doesn't track rankings or AI answers.

Writesonic pricing in euros, compared

Writesonic pricing in euros, compared
Plan Monthly Yearly, per month In euros (approx.) Includes
Writesonic Starter $99 $79 ≈ €88, or ≈ €70 1 user, 15 articles, 10 site audits, 50 prompts tracked
Writesonic Basic $249 $199 ≈ €221, or ≈ €177 2 users, 25 articles, 20 site audits, 100 prompts
Writesonic Growth $499 $399 ≈ €443, or ≈ €355 3 users, 50 articles, 50 site audits, 200 prompts, sentiment analysis
Writesonic Enterprise Custom Not available Not available 9 AI platforms, full Action Center, SSO
Infinithink Free €0 Not available €0 150 credits a month, GPT models, 130+ specialized writing tools, AI Chat, 3 images a month
Infinithink Starter €39 €32.50 (€390 a year) €39, or €32.50 1 seat, 10,000 credits a month, Brand Voice, images, voice, GPT, Claude and Gemini
Infinithink Pro €89 €74.17 (€890 a year) €89, or €74.17 1 seat, 24,000 credits a month, everything in Starter, deep research (8 a month)
Infinithink, Business plan €199 €165.83 (€1,990 a year) €199, or €165.83 10 seats, 55,000 shared credits a month, top models

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Writesonic prices as listed on writesonic.com/pricing on October 18, 2026, before tax. The page shows yearly prices by default. Monthly prices are the yearly price plus the saving Writesonic states. Converted at the ECB reference rate of 1 USD = €0.88865 (October 16, 2026) and rounded. Infinithink prices are final prices in euros, nothing added at checkout. For consumers in the EU, VAT is usually added on top of competitors' prices. Writesonic is a trademark of its owner. ChatGPT, Gemini and Google AI Overviews are trademarks of their respective owners. Infinithink isn't affiliated with, endorsed by or sponsored by Writesonic. Names are used only to identify the products compared.

Who should choose Writesonic, and who needs a Writesonic alternative

  • You want to know how often AI assistants mention your brand, and for which prompts

    Pick Writesonic

    Every plan tracks answers in ChatGPT, Gemini and Google AI Overviews.

  • You need regular site audits with suggested fixes

    Pick Writesonic

    Site audits with automatic AI fixes, from 10 a month on Starter.

  • Your content plan is built around SEO and AI search, with Search Console and WordPress

    Pick Writesonic

    Keyword Planner, SERP data and both integrations on every plan.

  • You write many kinds of content, not only SEO articles

    Pick Infinithink

    130+ specialized writing tools for social, email, ads, e-commerce and websites, with a saved Brand Voice.

  • You want to pick the model for each job, with images and voice next to your writing

    Pick Infinithink

    GPT, Claude and Gemini, image creation, transcription and voiceovers in one workspace.

  • Your team is up to 10 people and you'd like one price for all of them

    Pick Infinithink, Business plan

    10 seats on one credit pool for €199 a month.

Frequently asked questions

What is Writesonic used for in 2026?

Writesonic describes itself as an AI search visibility platform. It tracks how your brand appears in ChatGPT, Gemini and Google AI Overviews, audits your site, and writes SEO articles, from 15 a month on Starter.

How much does Writesonic cost in euros?

On October 18, 2026, Starter cost $99 a month (about €88) or $79 a month billed yearly (about €70). Basic cost $249 or $199, Growth $499 or $399, and Enterprise is custom-priced.

Does Writesonic have a free plan?

Writesonic offers a free trial and says no credit card is needed to start. Its pricing page doesn't list a permanent free plan. Infinithink has a Free plan with no time limit, with 150 AI credits a month, GPT models and 3 images a month.

Which Writesonic alternatives are good for writing social posts and emails?

Look for a tool with specialized writing tools for those formats, a saved Brand Voice and a plan that fits a small budget. Infinithink has specialized writing tools for social media, email, ads, e-commerce and websites, with paid plans from €12 a month. For more options, see our AI writer comparison.

Can Infinithink track my brand in ChatGPT answers?

No. Infinithink is a writing and AI workspace. If AI search visibility is your priority, a specialized tool like Writesonic is the better choice.

Can I use Claude or Gemini to write my articles?

Yes, from the Starter plan, next to GPT. Business adds top models such as Claude Opus 5.5 and GPT-5.5.

How do I move my writing from Writesonic?

1. Keep Writesonic for tracking, if you use it. Many teams keep a visibility tool and write elsewhere.

2. Copy your writing styles into Infinithink's Brand Voice.

3. Save your content briefs as templates, with the fields you fill in every time.

4. Start on the Free plan and write the next three pieces on your calendar.

5. Compare the drafts, then decide which subscription you still need.

Sources

  1. Writesonic, plans and pricing and compare-plans table (opens in a new tab),
  2. ECB reference rate, USD to EUR, October 16, 2026 (Frankfurter API) (opens in a new tab),

Keep exploring

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Write your next piece on the Free plan

Start free with specialized writing tools, AI chat and 3 images a month. Brand Voice comes with Lite, from €12 a month, and Claude with Starter. No credit card required.

Start free See pricing