Write for InstagramInstagram · 4:5 · draft25m
4:5
We kept wishing this tool existed…
♡ —↺ —not posted
AI social media operating system
One idea.Every platform.Zero busywork.
PostOS turns one idea into platform-native content, plans your entire month, publishes everywhere, and learns what works — automatically.
No credit cardSet up in minutesLoved by 1,000+ teams
PostOSAgent modeM
What would you like to create today?
Describe the campaign you want…
Pick an example above, or hit send
Trusted by 1,000+ marketing teams
RampNotionPerplexityDuolingoLinearVercelSwiggyZeptoFigmaRetoolRampNotionPerplexityDuolingoLinearVercelSwiggyZeptoFigmaRetool
The old way
Same idea.
Seven workflows.
Different platforms. Different formats. Different audiences. The same manual work — again and again.
One system instead
Seven workflows collapse into one.
PostOS keeps the idea and throws away the busywork. One brief in, every platform handled.
0h 00m
Per campaign, by hand
0
Open tasks
Rewrite for LinkedInLinkedIn · 16:9 · draft20m
16:9
Launch prep used to take three weeks…
♡ —↺ —not posted
Shorten for XX · 16:9 · draft15m
16:9
We just shipped Aurora AI 🧵
♡ —↺ —not posted
Create a video for TikTokTikTok · 9:16 · draft35m
9:16
POV: your launch plans itself
♡ —↺ —not posted
Design a thumbnailYouTube · 16:9 · draft20m
16:9
Inside Aurora AI — full walkthrough
♡ —↺ —not posted
Resize for FacebookFacebook · 1:1 · draft15m
1:1
A new era for builders
♡ —↺ —not posted
One system instead
PostOSAgent modeM
What would you like to create today?
Launch our new AI feature next Monday. Create the campaign, write the content, and schedule it everywhere.
Your campaign is ready
- Understanding your goal
- Researching trends & inspiration
- Creating platform-native content
- Planning your calendar
- Optimizing for engagement
+13
Complete18 of 18
18 posts created6 platforms3 weeks plannedReview campaign
Createwith AI0%
Create
One sentence in. A month of content out.
PostOS doesn't hand you one post. It builds the whole library — every pillar, every format, every channel — from the brief it just wrote.
0
Posts made
6
Channels
Product7
What it is, what changed, why now
Education7
The thinking behind the product
Behind the scenes4
The team, the process, the mess
Pillars come from what already worked — not a template.
Content library · Aurora AI Launchgenerated in 17.9s
Carousel
Post
Thread
Short
Long-form
Carousel
Post
Thread
Short
Long-form
Carousel
Post
Thread
Short
Long-form
Carousel
Post
Thread
Captions writtenCreative renderedAlt text + hashtagsOn brand18 posts · 6 channels
Adapt
Same idea.
Different platform.
Perfectly native.
Length, tone, format, hook and aspect ratio all change. The message and the brand voice do not.
- Length
- 48 → 280 → 1,300 chars
- Hook
- First frame vs first line
- Ratio
- 4:5 · 16:9 · 9:16
- Voice
- Identical everywhere
The idea underneath, every time
Aurora AI Launch
Written once, rewritten 5 times by PostOS — never copy-pasted.
Arewritten
Aurora Labs
Instagram · Mon 10:00 AM
We kept wishing this tool existed. So we built it. Meet Aurora AI — your launch, planned in a morning.
#buildinpublic #ai #startups
- Format
- Carousel
- Why this shape
- Visual first, emotional caption, 6 slides
4.2K likes62K impressions
4:5
Crop
4:5 · Instagram
Auto-cycling · click to pin
Plan
Your entire month.
Planned in minutes.
One sentence sets the whole month: the pillars, the cadence, the channel mix and where launch day sits.
“Plan our October.”
Ready to plan
Ask for a month and watch it fill
0 days planned18 posts3 pillars
filling…
October 2025
Product · Education · Behind the scenes
MonthWeek
SunS
MonM
TueT
WedW
ThuT
FriF
SatS
1
2
Why we rebuilt
3
Studio teaser
4
5
6
The repetition problem
7
Hook test
8
9
How it works
10
Founder story
11
12
13
Launch day
Launch thread
14
Walkthrough
15
Launch retro
16
Behind the scenes
17
Customer story
18
19
20
Webinar invite
21
22
23
Metrics we watched
24
Community Q&A
25
26
27
Weekly recap
28
Shorts cut
29
30
October recap
31
Drag any post to another day — PostOS re-times it for that slot.
Week 1 — teaseWeek 2 — revealWeek 3 — proofWeek 4 — recap
Schedule & publish
Approve once. It ships itself.
The calendar becomes a queue, the queue becomes live posts. Best time per channel, one approval, and PostOS handles every API, format and retry.
Best time per channelOne approval, not sevenAuto-publish everywhereRetries and rate limits handled
auto-publish on
Launch week
Approvals routed to Maya Rao · timezone-aware
- Mon10:00AMA new era for buildersInstagram · Carousel · best timeDraftApprovedScheduledPublished
- Tue9:00AMTurning ideas into real-world impactLinkedIn · Post · best timeDraftApprovedScheduledPublished
- Tue6:00PMSame idea. Different angle.X · ThreadDraftApprovedScheduledPublished
- Thu7:00PMPOV: your launch plans itselfTikTok · ShortDraftApprovedScheduledPublished
- Fri4:00PMInside Aurora AI — full walkthroughYouTube · Long-formDraftApprovedScheduledPublished
Scroll to watch the queue go live · click a tab to pin
Analyze
Then PostOS watches what happens.
Not a wall of vanity metrics. It finds the two or three things that actually moved, and says what to do about them.
+62% this month
AnalyticsOctober · all channels
Posts engagementlive
13K9K4K0K
Oct 10.0K
151015202530
Impressions+62%
0
Video views+38%
0
Followers+12%
0
Saves+96%
0
- Instagram62K impressions+96%
- LinkedIn24K impressions+184%
- X8.2K engagements+71%
- TikTok112K views
- YouTube42K views
- Every post, every channel
best time
When your audience is awake
MTWTFSS
7a9a11a1p4p7p
Peak is 9–11 AM, Monday to Thursday. Every slot PostOS picks lands inside it.
What it found
- 2.4×Educational content is outperforming promotional content by 2.4×.
- 9–11 AMYour audience is most active between 9 and 11 in the morning.
- +38%Founder-led posts generated 38% more engagement than brand posts.
Applied to November automatically
- Shift November to 60% educational
- Move Tue & Thu posts into that window
- Add one founder post per week
Grow
Every campaign makes the next one smarter.
Results don't sit in a dashboard. They change what PostOS writes, when it posts, and how much of each pillar next month gets — before you ask.
×1.0
Engagement, six laps in
no extra headcount
Six months of the same loop
Baseline month×1.0
Cut two dead slots×1.2
Educational up to 40%×1.4
Moved to the 9 AM window×1.7
Founder posts added×2.0
Written before you asked×2.4
Jun
Lap 1
Jul
Lap 2
Aug
Lap 3
Sep
Lap 4
Oct
Lap 5
Nov
next
Runs weekly without a promptLearns your brand voiceYou stay in approval
November, already changedno one asked
- Educational content
- 20%35%
- Posting window
- all day9–11 AM
- Founder-led posts
- 0 / week1 / week
Next month’s brief is already written from this month’s results.Same team. Same idea. The loop did the rest.
Stop managing posts.Start building momentum.
Give PostOS the repetitive work. Keep your team focused on the ideas that matter.
No credit cardSOC 2 Type IICancel anytime
connect in one click
Talk to us
Book a demo
See PostOS run on your own brand before you commit to anything.
- A 20-minute walkthrough on your own brand
- We plug in your channels and generate a real week
- Bring your team — no slides, just the product