LinkedIn Content Tool for Agencies
Run your clients’ LinkedIn content without writing every post by hand. ViralBrain learns each client’s voice from their own posts, plans a 30-day calendar, and auto-publishes through the official LinkedIn API. One clean account per client, one repeatable process you can run again and again.
- Official LinkedIn APIs
- You approve every post
- Cancel anytime · €1 trial
Your clients
One account per client · auto-publishing
- DA
Founder, B2B SaaS
Voice: Direct, contrarian, data-led
12 queued
Thought leadership
- MR
Agency client · Fintech
Voice: Warm, story-first, plain English
9 queued
Product and hiring
- KS
Consultant · Ops
Voice: Crisp, list-driven, practical
13 queued
Tactical playbooks
Managing client LinkedIn is mostly admin
The strategy is the part clients pay for. The grind is everything around it.
Juggling client logins
Switching between accounts and password managers all day, terrified of posting to the wrong profile.
Voice drifting across clients
Every client starts sounding the same once you are writing for five of them, and they notice.
Scheduling everything by hand
Drafting, queueing, and chasing approvals week after week, with no time left for the strategy you sold.
Run a client's LinkedIn in three steps
Set it up once per client. Then their LinkedIn keeps publishing in their voice, while you stay on strategy.
- Step 1
Set up the client's voice and themes
Connect the client's LinkedIn and ViralBrain learns how they actually write from their last 50 posts: their openers, rhythm, and vocabulary. Add the themes and company context you want them known for, and you have a writing-style profile that is theirs, not a generic AI voice.
- Step 2
AI builds a 30-day calendar
ViralBrain generates a full 30-day content calendar in that client's voice, blended with patterns from 968 hero creators and a 30,360-post dataset. Posts land at a realistic cadence (default 3 per week, tunable from 2 to 5) so the client stays consistent without overposting.
- Step 3
Approve, then auto-publish
Review the queue, edit anything that needs a human touch, and approve. From there each post publishes on its date through LinkedIn's official posting API. No browser automation, no scrapers, no ban risk. Nothing ships without your sign-off.
What agencies ask before trusting us with client accounts
“Will it sound like the client, not generic AI?”
Generic AI writers default to a flat influencer voice because they have no idea who the client is. ViralBrain starts from the client’s own last 50 posts and builds a writing-style DNA: their openers, rhythm, vocabulary, and themes. We layer in patterns from 968 hero creators and a 30,360-post dataset so the structure works in their niche without copying anyone. You review and edit every post before it ships, so the final copy always reads like the client.
“Is auto-posting safe?”
Yes. Posts publish through LinkedIn’s official Marketing Developer Platform, the sanctioned API that tools like Hootsuite and Buffer use. No browser automation, no scraping, which is what gets accounts flagged. And nothing publishes automatically without your sign-off: you approve the full 30-day queue, and any post can be edited, rescheduled, or removed before it goes live.
“Can I keep clients separate?”
Each ViralBrain account models one person’s voice, themes, and calendar, and connects to one LinkedIn account. Agencies keep clients separate by running a dedicated account per client, so voices, calendars, and queues never mix. To be clear, there is no shared multi-seat agency dashboard yet, the model is one clean account per client. If you run several clients, contact us and we can walk through the setup.
Generic schedulers vs ViralBrain
Buffer and Hootsuite move posts across networks. ViralBrain writes and plans the LinkedIn content itself. Here are the honest trade-offs.
| Dimension | Buffer / Hootsuite | ViralBrain |
|---|---|---|
| Writes the content | No — you write every post yourself | Yes — drafts in each client's learned voice |
| Matches the client's voice | No voice modeling — generic by default | Writing-style DNA from the client's last 50 posts |
| 30-day content planning | Empty calendar you fill in manually | A full 30-day calendar generated for you |
| Publishing method | Official APIs across many networks | Official LinkedIn API, approve before publish |
| Network focus | Multi-network, jack of all trades | LinkedIn-native, built for LinkedIn only |
| Client setup model | Multi-account dashboards on higher tiers | One clean account per client, no shared dashboard yet |
Writes the content
Buffer / Hootsuite
No — you write every post yourself
ViralBrain
Yes — drafts in each client's learned voice
Matches the client's voice
Buffer / Hootsuite
No voice modeling — generic by default
ViralBrain
Writing-style DNA from the client's last 50 posts
30-day content planning
Buffer / Hootsuite
Empty calendar you fill in manually
ViralBrain
A full 30-day calendar generated for you
Publishing method
Buffer / Hootsuite
Official APIs across many networks
ViralBrain
Official LinkedIn API, approve before publish
Network focus
Buffer / Hootsuite
Multi-network, jack of all trades
ViralBrain
LinkedIn-native, built for LinkedIn only
Client setup model
Buffer / Hootsuite
Multi-account dashboards on higher tiers
ViralBrain
One clean account per client, no shared dashboard yet
Less admin per client, a full month planned
~15 min
to review a client's queue
Set up the voice once, then approve the next batch instead of drafting and scheduling post by post.
~12 posts
planned per client per month
A 30-day calendar at the default 3-posts-per-week cadence, tunable from 2 to 5 per week.
30 days
of consistent publishing
Posts ship on schedule through the official LinkedIn API, so no client goes quiet when the week gets busy.
Questions agencies ask before signing up
- Yes. ViralBrain builds a writing-style DNA from that client's last 50 LinkedIn posts: their sentence rhythm, openers, vocabulary, and recurring themes. Every draft is generated against that profile, then refined with patterns from 968 hero creators and a 30,360-post dataset so the structure works in their niche without copying anyone else's voice. You review and edit each post before it publishes, so the final copy always reads like the client.
- Yes. ViralBrain publishes through LinkedIn's official Marketing Developer Platform, the sanctioned posting API that tools like Hootsuite and Buffer use. There is no browser automation and no scraping, which is what gets accounts flagged. Nothing publishes without approval: you review the full 30-day queue, and any post can be edited, rescheduled, or removed before it goes live.
- Today each ViralBrain account models one person's voice, themes, and calendar, and connects to one LinkedIn account. Agencies keep clients separate by running a dedicated ViralBrain account per client, so voices, calendars, and queues never mix. There is no shared multi-seat agency dashboard yet, the model is one clean account per client. If you manage several clients, contact us and we can talk through the setup.
- When a client connects LinkedIn, ViralBrain pulls their recent posts, headline, and profile, then builds a writing-style profile from how they actually write. You can also feed it extra context (a blog, a podcast, a customer call, company news) so the calendar is planned around what that specific client wants to talk about.
- ViralBrain generates a full 30-day content calendar from the client's voice and themes at a realistic cadence (default 3 posts per week, tunable from 2 to 5). You approve the queue, and a daily job publishes each scheduled post on its date through the official LinkedIn API. You can regenerate the calendar or swap themes whenever the client's focus changes.
- Most of the work is the writing and scheduling, which is where the calendar does the heavy lifting. Instead of drafting and queueing posts manually each week, you set up the client's voice once and then spend about 15 minutes reviewing the next batch. The exact saving depends on how much content you produce per client, but the repeatable part of the work shrinks to a quick review.
- ViralBrain starts with a €1 trial for 7 days. After that the Premium plan with auto-publishing is €69/month, and Pro (€39/month) includes the calendar preview without auto-publishing. Billing is per account, so an agency running several clients on separate accounts pays per account. You can cancel from the billing page anytime before a trial ends.
- Disconnecting LinkedIn immediately pauses auto-publishing for that account. The calendar and drafts stay intact, and when the client reconnects, queued posts resume from where they stopped with no data loss.
Keep exploring
Automate your LinkedIn for 30 days
ViralBrain plans, writes, and schedules your LinkedIn content — using official LinkedIn APIs so your account stays safe.
- Official LinkedIn APIs — no risk of ban
- You approve every post before it goes live
- Cancel anytime