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Productivity · head to head

Gamma vs Writesonic

Gamma logo

Gamma

Productivity

AI-powered presentation and document creation software

From
Free
Free plan
Yes
Visit GammaFull review
Writesonic logo

Writesonic

AI

AI writing assistant for content creation

From
Free
Free plan
Yes
Visit WritesonicFull review

The short version

  • Gamma is an AI presentation platform.
  • Free plans on both; paid from $12/mo and $39/mo.
  • Only Gamma lists AI Slide Generation; only Writesonic lists AI writing.
  • Where Gamma falls short: free plan limited to 400 non-renewable credits, requiring paid plan quickly.
  • Where Writesonic falls short: generated content is artificial-sounding without extensive human editing and does not pass AI detection tools reliably.
  • Prices and features on this page were last checked on 30 August 2026.

Where they differ

Only the attributes on which Gamma and Writesonic actually diverge.

Attributes where Gamma and Writesonic differ
AttributeGammaWritesonic
PlatformsWeb, iOS, AndroidWeb, Browser extension, API
CategoryProductivityAI

Identical on both: starting price (Free), free tier (Yes).

Not yet recorded: founded for Gamma.

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Gamma

  • AI Slide Generation
  • Advanced Image Models
  • Custom Branding
  • API Access
  • Custom Domains
  • Analytics
  • Studio Mode
  • AI Credits

Only in Writesonic

  • AI writing
  • Chatsonic chatbot
  • 100+ templates
  • SEO tools
  • WordPress
  • Zapier
  • Browser extension
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Gamma

  • Rapid pitch deck creation for investor meetings and salesnot Writesonic
  • Generating report decks from company data and metricsnot Writesonic
  • Creating training and onboarding presentations automaticallynot Writesonic
  • Building product demos and case study presentationsnot Writesonic
  • Team collaboration on branded presentations with shared assetsnot Writesonic

Writesonic

  • ai tools managementnot Gamma
  • Workflow automationnot Gamma
  • Reportingnot Gamma

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Gamma

  • Free plan limited to 400 non-renewable credits, requiring paid plan quickly
  • Credit rollover capped at 2x monthly allocation, forcing month-to-month spending
  • Refund window limited to 3 days with usage thresholds restricting claims
  • Per-seat pricing on team plans increases costs for large organizations
  • Studio Mode limited to Ultra plan, restricting advanced editing to highest tier

Writesonic

  • Generated content is artificial-sounding without extensive human editing and does not pass AI detection tools reliably
  • Long-form content generation is slow and often produces failed outputs requiring regeneration
  • AI visibility and GEO features requiring $249+/month tiers are expensive compared to content-focused competitors
  • AI features sometimes generate incoherent or inaccurate information requiring significant fact-checking and verification

Pricing, plan by plan

Gamma

Free
  • FreeFree
    • 400 AI credits (one-time, non-renewable)
    • Up to 10 cards per prompt
    • Basic AI
  • Plus$12/mo
    • 1,000 AI credits per month
    • Up to 20 cards per prompt
    • Badge removal on exports
  • Pro$25/mo
    • 4,000 AI credits per month
    • Up to 50 cards per prompt
    • Premium AI models
  • Ultra$100/mo
    • 20,000 AI credits per month
    • Up to 75 cards per prompt
    • Most advanced AI models

Writesonic

Free
  • Lite$39/mo
    • 15 articles/month
    • 100 AI Agent generations
  • Standard$79/mo
    • 30 articles/month
    • Unlimited AI Agent generations
  • Professional$249/mo

Which should you pick?

Choose Gamma if

  • You need ai slide generation.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want advanced image models.
Gamma review

Choose Writesonic if

  • You need ai writing.
  • You want to start without paying.
  • You work on Web, Browser extension, API.
  • You also want chatsonic chatbot.
Writesonic review

Questions people ask

Is Gamma or Writesonic better?
Neither clearly leads. Gamma starts at Free and Writesonic at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Gamma or Writesonic?
Gamma starts at Free and Writesonic at Free.
Does Gamma or Writesonic run on more platforms?
Gamma runs on Web, iOS, Android. Writesonic runs on Web, Browser extension, API.
Can I use Gamma for free?
Both have a free tier, so you can try either at no cost before committing.
What is Gamma best used for?
Gamma is most often used for rapid pitch deck creation for investor meetings and sales, generating report decks from company data and metrics, creating training and onboarding presentations automatically, building product demos and case study presentations. Of those, rapid pitch deck creation for investor meetings and sales and generating report decks from company data and metrics are not what Writesonic is typically brought in for.
What can Gamma do that Writesonic cannot?
Gamma covers AI Slide Generation, Advanced Image Models, Custom Branding, API Access. Writesonic covers AI writing, Chatsonic chatbot, 100+ templates, SEO tools.

Answered from the vendors’ own pages

Gamma: How do Gamma AI credits work?

Each plan includes a monthly AI credit allowance. Free users receive 400 one-time credits. Plus plan includes 1,000 monthly credits, Pro includes 4,000 monthly credits, and Ultra includes 20,000 monthly credits. Unused credits roll over up to 2x the monthly allowance.

Source
Writesonic: What AI models does Writesonic use?

Writesonic integrates multiple AI models including GPT-4, Claude, and Gemini, allowing users to choose the best model for their content creation needs.

Source
Gamma: What is included in the Free plan?

The Free plan includes 400 AI credits (one-time), up to 10 cards per prompt, basic AI, Gamma branding on output, and 7-day change history.

Source
Writesonic: How much content can be generated with different plans?

The Lite plan ($39-49/month) includes 15 articles per month and 100 AI Agent generations, while Standard includes 30 articles, and Professional and Enterprise plans offer significantly higher limits.

Source
Gamma: What payment and refund options does Gamma offer?

Gamma offers a 3-day refund window for monthly plans if you have used less than 10-20 percent of your monthly credits depending on the plan.

Source
Gamma: How much do Team and Business plans cost?

Team plans cost $20 per seat per month with a minimum of 2 seats, including 6,000 AI credits per seat. Business plans cost $40 per seat per month with a minimum of 10 seats, including 10,000 AI credits per seat.

Source
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