Cheaper at every size
$15/mo against $35 to start, $50/mo against $159 for 25 accounts, and $100/mo against $299 for 75.
Sendible alternative
The Sendible alternative built for fast publishing
Sendible is made for agencies managing clients, from $35 a month. If you want quick, affordable scheduling to the big platforms, Pinterest included, PostNinja starts at $15/mo.
Monthly price for the same setup
5 social accounts, just you
Sendible
$35/mo
Core: 6 profiles
PostNinja
$15/mo
Personal: 5 accounts
25 social accounts, 2 people
Sendible
$159/mo
Plus + 2 extra workspaces
PostNinja
$50/mo
Pro: 25 accounts, 2 people
75 social accounts, 5 people
Sendible
$299/mo
Elite: 90 profiles
PostNinja
$100/mo
Agency: 75 accounts, 5 people
Cheapest plan that covers each setup, billed monthly, before tax. Sendible plans come in workspaces of 6 profiles each, with unlimited users.
Why people choose PostNinja over Sendible
Pinterest included
Pick a board per account and schedule Pins alongside everything else.
API and AI agents
A REST API and MCP server on every plan, so ChatGPT, Claude or your own tools can schedule posts.
Post stats and best times
Views, likes, comments and shares for Instagram, Threads, Facebook, TikTok, YouTube and Pinterest posts, with best-time suggestions.
Side by side
PostNinja vs Sendible
| PostNinja | Sendible | |
|---|---|---|
| Starting price | $15/mo ($12/mo yearly) | $35/mo |
| Free trial | 3 days, $0 (card required) | 14 days, no card |
| Free plan | ||
| X (Twitter) | Publishing only | |
| Threads | ||
| Pages | ||
| TikTok | ||
| YouTube Shorts | ||
| Not listed | ||
| Bluesky | ||
| Extra fee to post to X | None: 150–1,000 X posts a month included | None |
| Post limits | Unlimited (X uses included credits) | 100–500 a day per workspace |
| Public API | Every plan | Not public |
| MCP server for ChatGPT, Claude & other AI agents | Every plan, and it can publish | None found |
| People on the cheapest plan | 1 (2 on Pro, 5 on Agency) | Unlimited |
Sendible's plans
| Plan | Billed monthly | Billed yearly | Social accounts | Users |
|---|---|---|---|---|
| Core | $35/mo | $29.75/mo | 6 | Unlimited |
| Plus | $99/mo | $84.15/mo | 18 | Unlimited |
| Premium | $199/mo | $169.15/mo | 42 | Unlimited |
| Elite | $299/mo | $254.15/mo | 90 | Unlimited |
Each plan also has a daily sending limit per workspace (100 to 500 posts a day).
PostNinja's plans
| Plan | Billed monthly | Billed yearly | Social accounts | Users |
|---|---|---|---|---|
| Personal | $15/mo | $12/mo ($144/yr) | 5 | 1 |
| Pro | $50/mo | $40/mo ($480/yr) | 25 | 2 |
| Agency | $100/mo | $80/mo ($960/yr) | 75 | 5 |
Unlimited posts to every platform except X. X charges us for every post, so X posts use credits: 10 a post (80 with a link), with 150–1,000 X posts a month included depending on the plan. Extra credits never expire.
To be fair
When Sendible might suit you better
- Sendible includes unlimited users on every plan.
- It's built for agencies: client approvals, a Client Connect widget, branded reports and white label.
- It has a priority inbox and Google Business Profile support.
- It supports LinkedIn (profiles and pages) and Bluesky.
If what you need is fast, simple scheduling to the big platforms at a fair price, with your AI assistant able to do it for you, PostNinja is built for exactly that.
With PostNinja
What you get from day one
Your AI assistant can run it
Connect ChatGPT, Claude, Gemini or Grok to PostNinja and ask it to write, schedule and reschedule posts for you. The MCP server and REST API come with every plan.
Different text for each platform
Write once, then tweak the copy for X, Instagram or TikTok without making separate posts. Every version is checked against that platform's rules before it's scheduled.
Live previews
See exactly how your post will look on each network, crops and character counts included, before it goes out.
Reels, Shorts and TikToks together
Upload one vertical video and send it to Instagram Reels, YouTube Shorts and TikTok at the same time, each with its own caption.
Best time to post, from your own results
The dashboard learns which days and hours get your posts the most engagement and suggests when to schedule next.
A calendar that's quick to use
Week, month and list views, drag and drop to reschedule, and drafts in one place. Everything shown in your own time zone.
FAQ
PostNinja vs Sendible: questions
Is PostNinja cheaper than Sendible?
Yes, for every setup we compared: $15/mo against $35, $50/mo against about $159 and $100/mo against $299 (billed monthly). Sendible does include unlimited users.
How do I switch from Sendible to PostNinja?
Start your free trial, connect the same social accounts (you log in on each platform, so PostNinja never sees your passwords), and re-create anything you have queued in Sendible. Most people are set up in under an hour, and you can run both side by side until you're happy.
Does PostNinja support everything Sendible does?
PostNinja focuses on X, Instagram, Threads, Facebook Pages, TikTok, YouTube Shorts and Pinterest. LinkedIn isn't available right now and Bluesky isn't supported yet. It doesn't have a social inbox or listening tools: it's built to make planning and publishing fast and affordable.
Can my AI assistant post with PostNinja?
Yes. Connect ChatGPT, Claude, Gemini, Grok or any MCP client to PostNinja and it can draft, schedule and publish posts to your accounts, on every plan. There's also a REST API.
More comparisons
Switch from Sendible in an afternoon.
Connect your accounts, copy over what's scheduled, and let PostNinja post it on time. Plans from $15 a month.
Sendible prices are from Sendible's pricing page, checked on October 3, 2026, in US dollars before tax. They may have changed since; please check there before deciding. Sendible is a trademark of its owner. PostNinja isn't affiliated with or endorsed by Sendible.