Head to head
Buffer vs PostOnce (postonce.app)
Last updated 15 October 2026
Buffer offers a free three-channel plan with ten queued posts per channel, plus per-channel paid plans. It suits a solo publishing routine; teams should check its client-access limitations before using one organization for separate clients.
- From
- Free
- Free scheduling
- Yes
Flat-euro multi-network scheduler for local businesses and solo operators, with recurring posts and media tools.
- From
- €12a month, billed yearly
- Free scheduling
- No
Bottom line
PostOnce (postonce.app) is the pick for local businesses publishing to several networks, and it adds evergreen recycling that Buffer leaves out. Buffer fits solo creators better, and it's the only one of the two with a free scheduling plan.
A verified price comparison requires the same billing term, currency and eligible workload. See each pricing section for the published terms. PostOnce (postonce.app) adds evergreen recycling that Buffer leaves out.
Key differences
Where the two actually diverge, before the full tables.
- Buffer has a free scheduling plan; PostOnce (postonce.app) doesn't.
- Buffer posts to 12 networks, PostOnce (postonce.app) to 9.
- PostOnce (postonce.app) has evergreen recycling; Buffer doesn't.
Features compared
| Feature | Buffer | PostOnce (postonce.app) |
|---|---|---|
| AI captions | Yes | Not assessed |
| Basic analytics | Yes | Yes |
| Advanced reports | Partial | Not assessed |
| Bulk upload | Yes | Not assessed |
| Evergreen recycling | No | Yes |
| Team roles | Yes | Not assessed |
| Approvals | Yes | Not assessed |
| Link in bio | Yes | Not assessed |
Platforms compared
| Network | Buffer | PostOnce (postonce.app) |
|---|---|---|
| Auto | Auto | |
| Auto | Auto | |
| X (Twitter) | Auto | Auto |
| Auto | Auto | |
| TikTok | Auto | Auto |
| Auto | Auto | |
| YouTube | Auto | Auto |
| Threads | Auto | Auto |
| Bluesky | Auto | Auto |
| Google Business | Auto | Not assessed |
| Mastodon | Auto | Not assessed |
| Substack Notes | Auto | Not assessed |
Pricing
Prices use each tool’s billing unit. Annual equivalents are labeled as billed yearly; scaling rows show monthly costs and available annual rates.
Free plan available.
- 1 channel · Essentials
- $6/mo~$5/mo annual
- 9 channels · EssentialsTypical
- $54/mo~$45/mo annual
Lowest priced plan at each shown workload. Check the plan's included features before choosing it.
No free plan.
- Lowest public entry price
- €12 a month, billed yearly
Whole-plan price; it doesn't scale per unit.
Buffer
Free
- Seats
- 1
- Accounts
- 3
- Scheduled posts
- 10
- 3 connected channels
- 10 scheduled posts waiting per channel, replenished after publication
- One user; unlimited drafts
Essentials
Popular$5 per channel a month billed annually
- Seats
- 1
- Accounts
- 1
- Scheduled posts
- Unlimited
- $6 per channel/mo, $5 on annual
- Analytics
- Engagement tools
Team
$10 per channel a month billed annually
- Seats
- Unlimited
- Accounts
- 1
- Scheduled posts
- Unlimited
- $12 per channel/mo, $10 on annual
- Unlimited team members
- Approvals
- Free has three channels and ten queued posts per channel at a time. It is not a ten-post monthly allowance.
- Paid plans charge for every connected channel, including the original free three. Rates above ten channels are marginal volume bands.
- The annual figures are monthly equivalents of annual channel tariffs; the yearly Essentials rate for channels 51+ is $20, not twelve times its $1 monthly rate.
- Paid scheduling is subject to a 5,000 queued-post fair-use ceiling per channel. Prices exclude applicable taxes.
What it really costs
Monthly cost by channel count. Per-unit tiers grow with usage; flat tiers keep their whole-plan price within the published allowance, with the 9-channel row marked as a realistic setup.
| channels | Essentials | Team |
|---|---|---|
| 1 | $6/mo | $12/mo |
| 3 | $18/mo | $36/mo |
| 5 | $30/mo | $60/mo |
| 9Typical | $54/mo | $108/mo |
| 10 | $60/mo | $120/mo |
| 25 | $120/mo | $180/mo |
| 50 | $195/mo | $255/mo |
Monthly billing. Volume discounts lower the per-channel rate at higher counts. Annual billing takes about 2 months off.
PostOnce (postonce.app)
Solo
€12 a month billed annually
- Seats
- 2
- Accounts
- 10
- Scheduled posts
- Unlimited
- Run by Lucro Limited and founded by Sven van Staden. This is separate from postonce.to. Instagram Stories are not supported.
- Published EUR prices include VAT.
- Pro €30/month or €300/year; unlimited accounts, 3 workspaces, 5 users.
- Entry annual bill: EUR144.
Pros and cons
Buffer
- Free three-channel plan with replenishing queues
- Wide network coverage including Substack Notes
- Paid plan volume bands and Team approvals
- API/MCP and automation integrations
- Per-channel pricing adds up quickly
- CSV import supports text and single images; create videos and carousels in the composer
- No evergreen recycling
- Analytics are basic
PostOnce (postonce.app)
- VAT-inclusive euro plans for small-business workflows; Pro offers API access and multi-workspace reporting.
- No public free plan or trial.
- Instagram Stories are not supported.
Buffer vs PostOnce (postonce.app): FAQ
- Is Buffer or PostOnce (postonce.app) cheaper?
- A verified price comparison is unavailable for these configurations. Check the current billing term, currency, required capacity and plan features before comparing totals.
- Does Buffer or PostOnce (postonce.app) have a free plan?
- Buffer has a free plan; PostOnce (postonce.app) does not.
- Which is better, Buffer or PostOnce (postonce.app)?
- Buffer is the stronger pick for solo creators, while PostOnce (postonce.app) is the better fit for local businesses publishing to several networks. We don't score them; the right call comes down to how you post.