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Webinars · head to head

BigMarker vs Writesonic

BigMarker logo

BigMarker

Webinars

The webinar platform built for marketers

From
On request
Rated
-
Full reviewWebsite
Writesonic logo

Writesonic

AI

AI writing assistant for content creation

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Writesonic has a free tier, so it costs nothing to try first.
  • Each has a real cost: BigMarker no prices are published on any tier; all three require a quote; Writesonic generated content is artificial-sounding without extensive human editing and does not pass AI detection tools reliably
  • They diverge on capability: BigMarker covers Live webinars, Writesonic covers AI writing.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which BigMarker and Writesonic actually diverge.

Attributes where BigMarker and Writesonic differ
AttributeBigMarkerWritesonic
Starting priceOn requestFree
Pricing modelsubscriptionUnknown
Free tierNoYes
PlatformsWeb, Ios, AndroidWeb, Browser-extension, Api
CategoryWebinarsAI
Founded20102020

Identical on both: user rating (Not yet rated).

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 BigMarker

  • Live webinars
  • On-demand content
  • Virtual summits
  • Engagement tools
  • Landing pages
  • HubSpot
  • Marketo
  • Salesforce

Only in Writesonic

  • AI writing
  • Chatsonic chatbot
  • 100+ templates
  • SEO tools
  • WordPress
  • Browser extension
  • Browser-extension support
  • Api support

Both cover

  • Zapier
  • Web support

What people use each for

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

BigMarker

  • Live and on-demand webinars with chat, polls and Q&Anot Writesonic
  • Virtual events and conferences with breakout roomsnot Writesonic
  • Evergreen and simulive webinars that run without a presenternot Writesonic
  • Ticketed webinars with payment collectionnot Writesonic
  • White-labelled webinar experiences on the top tiernot Writesonic

Writesonic

  • ai tools managementnot BigMarker
  • Workflow automationnot BigMarker
  • Reportingnot BigMarker

Where each one falls short

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

BigMarker

  • No prices are published on any tier; all three require a quote
  • Host licences are capped by tier, at 1 on Basic, 4 on Enterprise and 6 on Enterprise+
  • Attendee ceilings gate the tiers, at 1,000 on Basic against 10,000 on Enterprise
  • SSO, multi-factor authentication, white-labelled domains and live captioning are Enterprise+ only
  • API access and breakout rooms require Enterprise

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

BigMarker

On request
  • Basic$undefined/mo
    • 1000 live attendees
    • 1 host license
    • 9 webcams
  • Enterprise$undefined/mo
    • 10000 live attendees
    • 4 host licenses
    • 64 webcams
  • Enterprise+$undefined/mo
    • 500000 live attendees
    • 6 host licenses
    • 2 CRM integrations

Writesonic

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

Which should you pick?

Choose BigMarker if

  • You need live webinars.
  • You work on Web, Ios, Android.
  • You also want on-demand content.
BigMarker 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 BigMarker or Writesonic better?
Neither clearly leads. BigMarker starts at On request and Writesonic at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, BigMarker or Writesonic?
Writesonic has a free tier; the other does not. Paid plans start at On request for BigMarker and Free for Writesonic.
Does BigMarker or Writesonic run on more platforms?
BigMarker runs on Web, Ios, Android. Writesonic runs on Web, Browser-extension, Api.
Can I use Writesonic for free?
Yes. Writesonic has a free tier, so you can try it without paying. BigMarker starts at On request.
What is BigMarker best used for?
BigMarker is most often used for live and on-demand webinars with chat, polls and q&a, virtual events and conferences with breakout rooms, evergreen and simulive webinars that run without a presenter, ticketed webinars with payment collection. Of those, live and on-demand webinars with chat, polls and q&a and virtual events and conferences with breakout rooms are not what Writesonic is typically brought in for.
What can BigMarker do that Writesonic cannot?
BigMarker covers Live webinars, On-demand content, Virtual summits, Engagement tools. Writesonic covers AI writing, Chatsonic chatbot, 100+ templates, SEO tools. Both handle Zapier, Web support.

Answered from the vendors’ own pages

BigMarker: How many live attendees can the BigMarker Basic plan accommodate?

The Basic plan supports up to 1,000 live attendees with 1 host license and up to 9 simultaneous webcam shares.

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
BigMarker: What is BigMarker's transaction fee for monetized events?

BigMarker charges a 5% transaction fee on all revenue from paid webinars, with the vendor retaining 95% of proceeds from ticket sales.

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
BigMarker: Does the Enterprise+ plan allow unlimited attendees?

The Enterprise+ plan supports up to 500,000 live attendees with 6 host licenses and includes white-labeled domains and multi-language support.

Source
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