No. 9 of 43 ·AI Social Media Caption Generators

MediaPostAI

Web · paid plans from $19/mo

Freedom report

Two barsScore 6.4

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

MediaPostAI is ranked #9 of 43 in AI social media caption generators on Freedom251. It runs on Web. There is a free plan. Paid plans start at $19/mo.

MediaPostAI plans and pricing

All plans

Free Free forever 1 business · unlimited AI posts/day · 2 social pages/business · 500 MB storage · 1 caption variation · background removal 8/day · community support mediapostai.com · 30 Sept 2026

Starter $19/mo per month 2 businesses · unlimited AI posts/day · 3 social pages/business · 5 GB storage · 2 caption variations · background removal 20/day · email support mediapostai.com · 30 Sept 2026

Pro $49/mo per month 5 businesses · unlimited AI posts/day · 5 social pages/business · 20 GB storage · 3 caption variations · background removal 100/day · priority email + chat mediapostai.com · 30 Sept 2026

Agency $99/mo per month unlimited businesses · unlimited AI posts/day · 5 social pages/business · 100 GB storage · 5 caption variations · background removal 500/day · dedicated manager mediapostai.com · 30 Sept 2026

Compared on AI social media caption generators

Free plan: Yes
Paid from: $19/mo
Platforms supported: Instagram, LinkedIn, Facebook, TikTok, Twitter/X, YouTube, Pinterest, Threads
Hashtag generation: Yes
Brand voice controls: Yes
Bulk generation: Yes
Caption templates: Yes

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The record

Product: MediaPostAI is an AI-powered social media content platform that generates captions, hashtags and full content calendars.
Generation workflow: Users enter a topic, URL or product, choose a platform and tone, and receive platform-native content that can be edited, scheduled or published.
Caption generator: The AI caption generator supports platform-specific formatting, tone and brand-voice presets, multiple variations, and emoji and call-to-action suggestions.
Hashtag generator: The hashtag generator analyzes top-performing content in a niche and suggests platform-optimized hashtag clusters mixing high- and low-competition tags.
Content calendars: The content calendar generator creates 30-day or 90-day plans with varied content types, posting-time recommendations and content pillars.
Brand voice: Brand Voice Customization supports unlimited brand presets, tone sliders and custom vocabulary and guidelines.
Repurposing: Content Repurposing AI converts blog posts, YouTube scripts or podcast transcripts into platform-native social posts.
Supported social platforms: The site says MediaPostAI supports 12+ platforms, including Instagram, LinkedIn, Facebook, TikTok, Twitter/X, YouTube, Pinterest and Threads.
Integrations: The privacy policy lists Meta, LinkedIn, Twitter/X and TikTok for publishing, Stripe for payments, AI providers for generated media and DigitalOcean Spaces for media storage.
Security: The site labels MediaPostAI SOC 2 security compliant.
Data security: The privacy policy says MediaPostAI uses TLS/SSL encryption, hashed passwords, secure token storage and access controls.
Data deletion: After account deletion, personal data is deleted or anonymized within 30 days and stored media files are permanently deleted.
Support: Support ranges from community support on Free to email on Starter, priority email and chat on Pro, and a dedicated manager on Agency.
Audience: MediaPostAI says it is built for small businesses, social media agencies, digital marketers, content creators, e-commerce brands and social media managers.
Price from: $19/mo

Where it ranks on Freedom251

Best AI Social Media Caption Generators in 2026#9 of 43

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Sources

mediapostai.com/about· checked 30 Sept 2026
mediapostai.com· checked 30 Sept 2026
mediapostai.com/privacy· checked 30 Sept 2026
mediapostai.com/pricing· checked 30 Sept 2026