Comparison

PostMore App vs Vellum Assistant

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PostMore App

Features
Read full description

Struggling to post consistently on X? You're not alone. You know you should be posting daily. Building your audience. Staying top-of-mind. But between writer's block, overthinking, and actually running your business—tweeting falls to the bottom of the list. What if you could post 10x more without the burnout? HOW IT WORKS: Get unstuck - Daily prompts spark ideas (no more staring at blank screens) Just talk - Record a 30-second voice note while walking, driving, or making coffee Choose your favorite - AI generates 3-5 tweet options in your authentic voice Post in one tap - Or edit first, then post instantly to X From thought to published tweet in under 60 seconds. WHO THIS IS FOR: - Founders building in public (but too busy building to write) - Creators growing an audience (without the content treadmill) - Professionals who know they should post more (but hate writing tweets) - Anyone with ideas trapped in their head (and no time to type them out) WHAT YOU GET: - Post 3-10x more consistently - Turn shower thoughts into engagement - Never miss your best posting hours - Your authentic voice, just polished - Zero writer's block, zero burnout THE BOTTOM LINE: You have the ideas. You just need them out of your head and onto X. PostMore is your unfair advantage for staying consistent without the grind. Download now and post your first tweet in the next 5 minutes. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Vellum Assistant

This AI assistant learns your work habits and thought processes to help you stay on top of tasks. It syncs across devices, providing quick summaries of communications and access to past notes. Over time, it becomes an indispensable teammate.

Highlights
  • Learns user work habits
  • Syncs across Mac, iPhone, and web
  • Summarizes Slack, email, and meetings
  • Remembers forgotten tasks and follow-ups
  • Accesses past notes and thoughts
  • Improves with continued use
Features
Read full description

vellum is your personal AI for work and life. It learns how you think, remembers what matters, and helps with the things you care about. With vellum, you're always in control: • Choose where your data lives: vellum Cloud or your own self-hosted vellum • Use any model, bring your own API key, or use vellum-optimized models • Decide what your assistant can access and remember Talk, text, or show vellum what you see with your camera, then use it to: • Catch up on email, Slack, and meetings • Remember follow-ups, tasks, and important details • Plan your day, trips, meals, or workouts • Find old notes, files, and saved links • Think through work and personal decisions • Get help with whatever is in front of you One assistant across iPhone, Mac, and web. Always caught up on what matters to you.

Screenshots

PostMore App4 screens
Vellum Assistant4 screens

Verdict

The call

The clearest difference is in-app purchases: Vellum Assistant at none against PostMore App's 2. Vellum Assistant also leads on update cadence (every 4 days vs every 8 days). PostMore App's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PostMore App sells 2 in-app purchases, starting at $4.99 per month. Vellum Assistant asks for nothing beyond the download.

UpkeepUpdate frequency

PostMore App ships an update every 8 days, Vellum Assistant every 4 days. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.

Scorecard3 real differences · 7 level
PostMore App versus Vellum Assistant: the parameters behind the verdict, then further details
ParameterPostMore AppVellum Assistant
PriceFreeFree
Rating—4.4 (17 ratings) — better
Positive reviews—80.0% of reviews
Number of ratings—17 — better
Update frequencyEvery 8 daysEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Ad-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size40 MB9 MB
Age rating4+17+
DeveloperMaximilian GuilbertVocify Inc.

In-app purchases

2 purchases

PostMore App

Subscriptions2
  • Monthly Subscription$4.991 Month
  • Annual Subscription$49.991 Year
None

Vellum Assistant

No in-app purchases

Questions

Is PostMore App free?
PostMore App is free to download, with in-app purchases available.
Is Vellum Assistant free?
Vellum Assistant is free to download, with no in-app purchases.
Do PostMore App or Vellum Assistant have ads?
Neither PostMore App nor Vellum Assistant shows ads.
Which is updated more often, PostMore App or Vellum Assistant?
PostMore App ships an update every 8 days, and Vellum Assistant every 4 days. Most recently, PostMore App was updated on September 19, 2026 and Vellum Assistant on September 16, 2026.

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