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PostFast vs Kelmiv

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

PostFast compared with Kelmiv
DetailPostFast logo PostFastKelmiv logo Kelmiv
What it doesSchedule social media posts across 11 platforms from one dashboard AI Pinterest growth suite for creators and eCommerce brands
StageStartup Not given
Founded2025 Not given
Based inBG Not given
Pricing modelFreemium Freemium
Pricing7-day free trial with no credit card required. Starter: €10/month billed yearly or €12/month billed monthly. Creator: €24/month billed yearly or €29/month billed monthly. Growth: €40/month billed yearly or €49/month billed monthly. Pro (Agency): €82.50/month billed yearly or €99/month billed monthly Free plan: $0/month (50 pins/month, 30 AI text generations); Starter: $10/month (600 pins/month, 1,000 AI text generations); Pro: $25/month (1,800 pins/month, 3,000 AI text generations); Business: $40/month (9,000 pins/month, 15,000 AI text generations). All paid plans include 7-day free trials.
Key features
  • Schedule posts up to a year ahead across 11 platforms
  • Fully automated Instagram Reels and TikTok publishing
  • Post approval workflows with role-based permissions
  • Analytics with CSV and PDF export
  • REST API for custom integrations
  • AI agent integration with Claude, ChatGPT and more
  • Batch AI pin generation from product photos
  • Direct Pinterest API publishing and CSV export
  • Multi-ratio pin cropping (2:3, 1:1, 9:16, 1:2.1)
  • Image enhancement tools including background removal and upscaling
  • Live Pinterest account and board sync
  • Analytics dashboard with growth metrics and forecasting
  • Smart scheduling based on peak traffic times
  • Trend research and keyword optimization
  • Video analytics and completion rates
  • PDF analytics exporter with customizable reports
What makes it different
  • Write once, publish to all 11 platforms with platform-specific customization
  • Priced per plan, not per channel or per seat
  • Fully automated publishing to Instagram Reels and TikTok without manual intervention
  • Social Inbox included on every plan with no per-conversation fee
  • AI agents and API access included on every plan
  • Purpose-built for Pinterest with direct API integration and bulk CSV export
  • AI-generated SEO-optimized pin titles and descriptions in bulk
  • All generated content licensed for commercial use including Etsy and eCommerce
  • Free plan available with no credit card required
  • More features than traditional social schedulers like Buffer and Tailwind
Community votes00
DR (Domain Rating by Ahrefs)57 −3 (down) since last check1 no change since last check
Trust Flow (Majestic)133
Citation Flow (Majestic)3819
Referring domains (Majestic)5185

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