Marblism vs Sintra

Marblism

• Solo founders and small businesses without admin or marketing staff
• Owners who run several businesses from one account
• Teams that want one flat price instead of per-seat billing

Sintra

• Solo founders and small businesses covering many roles
• Routine marketing work such as social posts, emails and SEO copy
• Owners who want ready-made helpers rather than building agents

Marblism

• There is no free plan or free trial; new subscriptions come with a 7-day money-back guarantee instead.
• Each plan includes 50 hours of AI work a month. Advanced actions use them up, and more hours are sold as top-ups.
• Paying month to month costs $44 a month, against $24 a month on the yearly option.
• SAML SSO and SCIM are not available; Marblism says both are on its roadmap.

Sintra

• The website advertises no free plan or free trial; all paid plans carry a 14-day money-back guarantee.
• Prices here are the crossed-out list prices. When checked, the site sold the plans at 50% to 70% less and its FAQ gave $48.50 a month as the starting price.
• Each plan includes 250 credits a month for advanced AI actions; more must be bought as top-ups.
• The lower monthly rates on the 3-month and 12-month plans are charged as one payment for the whole term.

Marblism

Eva, executive assistant

Filters and labels incoming mail, drafts replies in your voice for you to send, manages the calendar, and joins Google Meet, Zoom and Microsoft Teams calls to take notes.

Sonny, social media manager

Writes posts, generates matching photos and short videos, and publishes to Instagram, LinkedIn, X and Facebook from a content calendar you can review first.

Stan, lead generation

Searches a database of more than 700 million leads, sends personalized email from your own inbox and LinkedIn connection requests, follows up, and books meetings.

Penny, SEO writer

Finds keywords, writes articles on a schedule you set and publishes them to WordPress, Webflow, Shopify or Wix, with site audits and rank tracking.

Rachel, phone receptionist

Answers calls around the clock on a dedicated phone number, books appointments, takes messages and can transfer a call to your own line.

Walter and Linda

Walter builds a website from a prompt, edits it by chat and connects a custom domain. Linda drafts contracts, reviews agreements and flags risky clauses.

Sintra

Twelve role-based helpers

Every plan includes all 12 helpers, each with a set role, among them Soshie for social media, Cassie for customer support, Seomi for SEO, Milli for sales and Vizzy as a virtual assistant.

Brain AI

A shared knowledge base of brand details, files and website content that every helper draws on, so output stays consistent with the business.

Integrations that take action

One-click connections let helpers send and reply to Gmail or Outlook mail, create Google Calendar events, publish to Facebook, Instagram and LinkedIn, and update Notion pages.

One-click use cases

Preset tasks run with a few clicks, such as competitor research, finding SEO keywords, generating email campaigns and removing image backgrounds.

Profiles and shared workspaces

Unlimited business profiles can be created, each with its own context, and a workspace can be shared with teammates.

Work in 100+ languages

Helpers work in more than 100 languages, for example writing social posts in Italian or answering emails in German.

Marblism

• Yearly$24

  per month on the yearly option, billed in advance

  All 7 AI Employees, 50 hours of AI work a month, unlimited team members and unlimited businesses.

• Monthly$44

  per month, billed monthly

  The same plan paid month to month: all 7 AI Employees, 50 hours of AI work a month, unlimited team members and businesses.

Sintra

• 12-month plan$52

  per month for 12 months, list price before site discount

  All 12 helpers, 250 monthly credits, 15+ integrations and 24/7 support. Shown at $15.60 a month, or $187.20 for the term, when checked.

• 3-month plan$59

  per month for 3 months ($177), list price before site discount

  The same bundle on a quarterly term. Shown at $23.60 a month, or $70.80 for the 3 months, when checked.

• 1-month plan$97

  per month, list price before site discount

  The same bundle billed one month at a time. Shown at $48.50 a month when checked.

Marblism

• Annual discount

  About 45% less on the yearly option

  The pricing page shows $24 a month on the yearly option against $44 a month when paying monthly, which works out to a saving of about 45%.

Sintra

• Other savings

  Sale pricing: 50% to 70% off list

  When checked, the pricing page showed $48.50 a month on the 1-month plan (list $97), $23.60 on the 3-month plan (list $59) and $15.60 on the 12-month plan (list $52).

• Annual discount

  Longer terms cost less per month

  At list prices the 12-month plan works out to $52 a month and the 3-month plan to $59, against $97 for a single month. Longer terms are paid upfront.