Poststack vs Buffer
Buffer is known for an approachable publishing workflow and modular channel pricing. Poststack adds the client workspace, feedback and revision structure that agencies need as account complexity grows.
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Choose Buffer for lean, self-serve scheduling. Choose Poststack when several clients need separated work, recorded feedback and predictable agency operations.
The unit you pay for, and the limits attached to it, determine what scaling actually costs.
Poststack
Creator ₹2,000/mo · Professional ₹4,400/mo · Agency ₹8,000/mo
Buffer
Free supports 3 channels; Essentials starts at $5/channel/month annual; Team starts at $10/channel/month annual
Pricing snapshot checked August 2, 2026. Provider pricing, taxes and annual discounts can change.
Start with the work your team actually needs to make easier.
Choose Poststack when you need
Choose Buffer when you need
A shorter feature list can still be the better system when it matches the bottleneck.
| Decision area | Poststack | Buffer |
|---|---|---|
| Billing | INR pricing, GST invoices, UPI and cards | USD pricing that varies with channels and product needs |
| Client review | Magic-link feedback without a client account | Collaboration features, with less agency-specific structure |
| Client access | Two workflows: magic-link review or an authenticated client portal | Team collaboration rather than a dedicated client portal model |
| Revision control | Capped rounds with a recorded feedback trail | No capped client revision workflow |
| Publishing | Instagram, Facebook, LinkedIn, X, YouTube and Threads | Straightforward multi-channel publishing |
Simple onboarding and publishing
Good fit for creators and small teams
Modular product experience
Less specialized for multi-client agency operations
Complex client feedback may need another tool
Costs and workflow change as channels and team needs grow
Give clients the access model that fits the moment: a lightweight review link for a single post or a portal for ongoing workspace access. Both stay inside a bounded feedback and revision process.
Yes, when your priority is INR billing, GST invoicing, UPI payments and a workflow built around multi-client content feedback. Buffer may be the better fit when creators and small teams that want simple scheduling is your primary requirement.
Poststack uses flat INR plans by account band: ₹2,000 for 3 accounts, ₹4,400 for 10 accounts, or ₹8,000 for 30 accounts, with explicit add-ons for extra accounts and team members. Buffer uses per social channel, with a separate team tier for collaboration. Its current public pricing snapshot is free supports 3 channels; essentials starts at $5/channel/month annual; team starts at $10/channel/month annual, with the restrictions listed in the comparison above.
Poststack supports two client workflows: a no-login magic link for quick post review and an authenticated client portal for ongoing workspace access. It also caps revision rounds and is billed in INR, while Buffer collaboration features, with less agency-specific structure.
Poststack publishes to Instagram, Facebook, LinkedIn, X, YouTube and Threads. Compare that list with the networks your team actively manages, since broader coverage only matters when you use those channels.
Use a magic link when a client needs to review a specific post without creating an account. Use the authenticated client portal when a client needs an ongoing view of their workspace calendar and feedback history. Both workflows feed into the same revision record for the operator.
Yes. The magic-link workflow lets a client view a specific post and leave feedback without creating a Poststack account. Clients who need ongoing workspace access can use the authenticated client portal instead.
Try Poststack with real client work for 15 days.
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