Skip to the shop floor

Synapse vs Replyinger

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

Synapse compared with Replyinger
DetailSynapse logo SynapseReplyinger logo Replyinger
What it doesWrite once. Post everywhere. Instagram and Facebook DM automation for creators
StageNot given Not given
FoundedNot given Not given
Based inSG Not given
Pricing modelFree trial Freemium
PricingNot given Free: $0/month for 250 contacts/month, 1 account, 3 live automations, every feature. Pro: $9/month for unlimited contacts, 3 accounts, unlimited automations, up to 10 team seats. Business: $29/month for unlimited contacts, 10 accounts, unlimited automations, up to 10 team seats.
Key features
  • Write once and publish to multiple platforms simultaneously
  • Built-in design Studio with templates, background remover, and GIF maker
  • AI-powered captions that match your voice
  • Connect up to unlimited accounts across nine social platforms
  • Team workspaces with role-based access control
  • Public REST API and MCP server for automation
  • AI assistant integration with ChatGPT and Claude Code
  • Comment-to-DM: automatically reply to Instagram and Facebook comments with a message and link
  • Email and phone capture: collect contact information in DMs
  • Story reply automation: auto-reply to story replies and reactions
  • DM keyword auto-reply: respond to keywords in direct messages automatically
  • Product carousel: send multiple products with buy buttons in a swipeable carousel
  • Click tracking: see which links are clicked and by how many unique people
  • Follow-ups: send automatic reminder messages to people who didn't open your link
  • Link in bio page: a free customizable page with all your links
  • Multi-account support: connect multiple Instagram and Facebook accounts
What makes it different
  • All-in-one tool combining cross-posting, scheduling, design, analytics and AI in one place versus separate expensive tools
  • Native publishing through each platform's official tools preserves reach
  • Independent posting means one platform rejection doesn't block others
  • Connect and automate through AI assistants with just one URL
  • Runs on Meta's official API, so it's safe and approved for business tools
  • Free plan with every feature, no credit card required
  • Only messages people who contacted you first, within Meta's 24-hour window
  • No password required; connects through Meta's login screen
  • Pricing doesn't scale with engagement; pay for accounts, not followers
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)5 +1 (up) since last check11 +1 (up) since last check
Trust Flow (Majestic)120
Citation Flow (Majestic)190
Referring domains (Majestic)480

4 details filled in for both companies.

More alternatives to Synapse More alternatives to Replyinger

Support