Text
Up to 500 characters, with the cut line drawn in the composer.
Schedule Mastodon posts with 1Post
1Post schedules and publishes text, media, polls and threads to Mastodon. Write once, tailor the Mastodon version with a live preview, and 1Post checks the post against Mastodon's rules before it goes out at the time you set. The text limit is 500 characters, counted by code points.
Everything you can post to Mastodon
Write once. 1Post prepares each of these for Mastodon, shows a preview and checks it before it is sent.
Media up to your instance's limits
Up to 4 images in a post, each checked for size and shape.
1/32/33/3
Threads
A long post splits at the limit into a chain of replies.
Polls (not together with media)
2 to 4 options.
Mastodon limits at a glance
| Rule | Value |
|---|---|
| Text limit | 500 characters, counted by code points |
| Media accepted | Images, GIFs, Video |
| Images per post | 4 |
| Videos per post | 1 |
| Images and video together | Not in one post |
| Threads | Yes, as a chain of replies |
| First comment | Yes |
| Polls | 2 to 4 options; not together with media |
Every rule, with the network's own page where we read one: Mastodon specs and limits.
Connect Mastodon in a few steps
Start the connection
Open Accounts in 1Post and choose Connect, then Mastodon.
Enter the address of your instance.
Approve access
Approve access on your instance.
Pick it in the composer
Choose the account in the composer.
PricingRecommended
Surely there is a plan for you
Every plan posts to every network, with unlimited members and a 7-day trial for $1.
Starter
$29
per month
For one person running their own channels
Start trial- 20 connected accounts
- 200 scheduled posts in the queue
- 500 posts a month to Instagram, Facebook Page, Threads and more
Creator
$97
per month
For creators and small teams posting every day
Start trial- 40 connected accounts
- 1,000 scheduled posts in the queue
- 2,000 posts a month to Instagram, Facebook Page, Threads and more
Agency
$499
per month
For agencies running many client brands
Start trial- 100 connected accounts
- 3,000 scheduled posts in the queue
- 10,000 posts a month to Instagram, Facebook Page, Threads and more
Frequently asked questions
How many characters can I post on Mastodon?
500, counted by code points. The 1Post composer uses the same count and marks where the text would be cut. Character counter.
Can I schedule Mastodon posts with 1Post?
Yes. Write the post once, tailor the Mastodon version, then pick a time or a free queue slot. 1Post previews the post and checks it against Mastodon's rules before it is sent.
How many Mastodon posts can 1Post publish in a day?
Up to 100 a day for each connected Mastodon account.
My instance allows longer posts. Does 1Post know?
Yes. Set your instance's limit on the connection and the composer and counters use it instead of 500.
From one post to every feed
Plan the week in one sitting, keep your team in the loop, and let 1Post publish on time while you get on with the rest of your day.