PostPeer vs Zernio
Zernio was previously known as Late.
Comparing social media posting APIs — pricing, features, platform support, and limitations.
PostPeer
Post to All Socials With One API
API-first social media posting platform. Unlimited connected accounts, free tier, and pay-as-you-go credits.
Zernio
Social APIs for developers and AI agents
API-first social media platform. Free tier available.
Feature Comparison
| Feature | PostPeer | Zernio |
|---|---|---|
| Free tier | ||
| API-first product | ||
| Unlimited connected accounts | On Unlimited plan+ | |
| Starting price | $0/mo (free tier) | $0/mo (free tier) |
| Cost per 1,000 posts | $8.50 | $158 |
| Scheduling | ||
| Cross-platform posting | ||
| Pay-as-you-go credits |
Platform Support
| Platform | PostPeer | Zernio |
|---|---|---|
| Bluesky | ||
| Google Business | ||
| Snapchat | ||
| Telegram | ||
| Threads | ||
| TikTok | ||
| Twitter/X | ||
| YouTube | ||
| YouTube Shorts |
Pricing Comparison
PostPeer PlansRecommended
20 posts / unlimited accounts
2,000 posts / unlimited accounts
6,000 posts / unlimited accounts
20,000 posts / unlimited accounts
Zernio Plans
20 posts / 2 accounts
120 posts / 10 accounts
Add-ons: Analytics +$10/mo, Comments + DMs +$10/mo
unlimited posts / 50 accounts
Add-ons: Analytics +$50/mo, Comments + DMs +$50/mo
unlimited posts / unlimited accounts
Add-ons: Analytics +$1000/mo, Comments + DMs +$1000/mo
Key Differences
Choose PostPeer if you need:
- Unlimited connected accounts on all plans
- Pay-as-you-go credit packs that never expire
- No OAuth complexity — handles all platform credentials
- Cheapest per-post pricing at scale
- Free tier available
- Early Bird lifetime deal available
Choose Zernio if you need:
- Wide platform support (13+ platforms)
- Analytics and comments/DMs API available
- AI agent integrations (MCP, ChatGPT)
- Free tier available
Ready to get started?
Try PostPeer free with 20 posts/month. No credit card required.
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{ "platforms": ["twitter", "linkedin"], "content": "Hello world!" }