Comparison · 2026
Postly vs Semrush Social
Pricing, supported platforms, strengths, and best-fit use cases, side by side.
Note: Pricing and features were sourced from each vendor's official site; verify current pricing directly. Last reviewed October 2026.
Postly: Per-channel scheduler with unlimited seats and workspaces.
Semrush Social: Social Media Toolkit add-on inside the broader Semrush SEO platform.
Pricing Comparison
| Plan | Postly | Semrush Social |
|---|---|---|
| Starting price | $16/mo (Pro, 5 channels, billed yearly) | $20/mo (Social Toolkit Base, billed annually; often on top of $117.33+/mo Semrush) |
| Pricing model | per-channel | tiered |
| Free plan | 7-day trial | No |
| Platforms supported | 9 | 7 |
Platform Support
Postly supports 9 networks. Semrush Social supports 7 networks. They overlap on 6 networks. BulkPublish is included for context.
| Platform | Postly | Semrush Social |  BulkPublish |
|---|---|---|---|
| Yes | Yes | Yes | |
| Yes | Yes | Yes | |
| X (Twitter) | Yes | Yes | Yes |
| TikTok | No | Yes | Yes |
| YouTube | Yes | Yes | Yes |
| Threads | No | No | Yes |
| Bluesky | No | No | Yes |
| Yes | Yes | Yes | |
| Google Business Profile | Yes | No | Yes |
| Yes | Yes | Yes | |
| Mastodon | No | No | Yes |
| Discord | No | No | Yes |
| Telegram | Yes | No | Yes |
| Tumblr | No | No | Yes |
| Snapchat | No | No | Yes |
| WhatsApp Business | Yes | No | No |
Where Postly Wins
- Unlimited team members and workspaces on Pro
- Telegram and WhatsApp channels
- Effective $3.20 per channel per month
- Modular add-ons instead of forced tier jumps
Trade-offs
- No free plan
- Enterprise Core starts at $2,870.40/yr with a one-time $1,500 onboarding fee
- Postly X-Pro is a paid add-on ($24/mo)
Where Semrush Social Wins
- Integrated with Semrush SEO platform
- Social Tracker for competitors
- AI content with brand context
- Single vendor for SEO + social
Trade-offs
- Realistically requires a $117.33+/mo (annual) Semrush plan underneath
- API gated to $499.95/mo Business
- 50 scheduled posts/mo on Base
Best For
- Postly: Small agencies wanting unlimited seats at a low per-channel price
- Semrush Social: SEO-led teams already on Semrush
Considering Both? Try BulkPublish
BulkPublish covers 15 platforms (Facebook, Instagram, X (Twitter), TikTok, YouTube, Threads, Bluesky, Pinterest, Google Business Profile, LinkedIn, Mastodon, Discord, Telegram, Tumblr, and Snapchat) with flat-rate pricing. Pro at $13.99/mo includes 30 channels and 3 organizations; Business at $39.99/mo includes 75 channels and 10 organizations. A full REST API ships on every plan, including the free tier.
- Free: 3 channels (1 per platform; X via pay-as-you-go credits), 1 post/day, each to every channel
- Pro: $13.99/mo ($11.89/mo annual): 30 channels, 30 posts/day to every channel except X, 3 orgs
- Business: $39.99/mo ($33.99/mo annual): 75 channels, unlimited posts/day except X, 10 orgs