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Post Once vs Kelmiv

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

Post Once compared with Kelmiv
DetailPost Once logo Post OnceKelmiv logo Kelmiv
What it doesAuto cross-posting and social media backup for content creators AI Pinterest growth suite for creators and eCommerce brands
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFreemium Freemium
PricingFree: $0 with 10 reposts and 10 backups. Solo: $9/month ($7.50/month billed yearly at $90/year) for 1 source account with unlimited reposts and backups. Studio: $19/month ($15.83/month billed yearly at $190/year) for 3 source accounts. Agency: $99/month ($82.50/month billed yearly at $990/year) for 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
  • Automatic reposting to Instagram, YouTube, Facebook, Threads and X
  • Backup to Google Drive, Dropbox, Backblaze B2 or Amazon S3
  • Automatic retry up to 5 times if a repost fails
  • Email notifications when reposts fail
  • One-click retry for failed posts
  • Connection warning alerts
  • Caption preservation during reposting
  • Story reposting and backup
  • 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
  • Post as usual with no new routine to learn
  • Set it up once, then forget it
  • Direct upload algorithm boost shows on every platform
  • Your posts stay in your own storage even if accounts are lost
  • No re-uploading or manual copying needed
  • 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)8 +1 (up) since last check1 no change since last check
Trust Flow (Majestic)323
Citation Flow (Majestic)1919
Referring domains (Majestic)105

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