Metricool
Metricool: Scheduler plus analytics and ads reporting. $5/month per X account on many tiers; brand math for agencies.
Best for: Best if brand slots and x add-on is not a blocker and you prefer Metricool's specialty features.
Postmixr
Postmixr is a social media scheduler with a visual calendar, bulk CSV, and MCP for AI assistants. Free for up to 3 connected accounts. Starter is $14.99/month (3 workspaces). Pro is $39.99/month (15 workspaces) with team invites and no per-seat pricing.
Best for: Best if you want flat workspace pricing, a calendar the whole team can use, and optional API or MCP without a developer-only workflow.