Comparison

FullBrief vs Message Summary for Slack

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

Head to head
About

FullBrief

Features
Read full description

FullBrief helps you cut through the noise. Connect your work tools and get personalized daily briefs that highlight what needs your attention, complete with actionable tasks you can track and complete. Why FullBrief • Save hours every day on email and message triage • Get smart action items extracted from your communications • Stay on top of meetings, deadlines, and priorities • Listen hands-free or read the transcript • Track your progress with daily impact metrics Key Features • Daily Briefs: Curated summaries from your connected sources • Smart Actions: Automatically extracted tasks with priority levels • Multi-Source: Gmail, Google Calendar, Slack, Microsoft Teams, and more • Audio + Text: Listen to your brief or read along with synchronized transcripts • Impact Tracking: See minutes saved, completed tasks, and your done rate • Priority Groups: Actions organized as Deep Work, Top Priorities, Quick Wins and FYI Perfect For • Professionals managing multiple communication channels • People overwhelmed by email and meeting overload • Remote workers juggling Slack, email, and calendars • Anyone who wants to start their day with clarity Premium Plan • Unlimited source connections (Gmail, Calendar, Slack, Teams, and more) • Advanced action prioritization • Team brief sharing • Custom brief scheduling • Priority support • Full brief history How It Works 1. Connect your Gmail, Calendar, Slack, and other work sources 2. FullBrief analyzes your day and surfaces what matters 3. Get a personalized brief each morning with key insights and actions 4. Complete tasks right from the app and track your impact 5. Listen on the go or read at your desk Cut through the noise and focus on what matters. Download FullBrief today. Terms of Use: https://fullbrief.app/terms Privacy Policy: https://fullbrief.app/privacy

About

Message Summary for Slack

Features
Read full description

Stop scrolling through long conversations. Get instant clarity from your work chats, privately and securely. This app helps you summarize conversations and ask questions using AI, while keeping all data on your device. Messages are stored locally and indexed using a private retrieval system, allowing you to interact with your own data without sending it to the cloud. Privacy is a core principle. Your messages stay on your device at all times. No servers store your data. No tracking, ads, or analytics are used. The app is not affiliated with Slack or any other chat platform. Use AI to turn long conversations into clear summaries, ask questions, and get instant answers from your chats. Stay focused on what matters without rereading everything. All data is stored locally and removed when you delete the app. You remain in full control of your information. Designed for busy professionals who want clarity, speed, and privacy. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

FullBrief3 screens
Message Summary for Slack4 screens

Verdict

The call

The clearest difference is update cadence: FullBrief at every 9 days against Message Summary for Slack's every 3 months. Message Summary for Slack's advantage is iOS requirement (15.1 vs 18.5). On price, ads, in-app purchases 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. FullBrief sells 3 in-app purchases, starting at $12.99 per month and Message Summary for Slack sells 2 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

FullBrief ships an update every 9 days, Message Summary for Slack every 3 months. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

Scorecard2 real differences · 4 level
FullBrief versus Message Summary for Slack: the parameters behind the verdict, then further details
ParameterFullBriefMessage Summary for Slack
PriceFreeFree
Update frequencyEvery 9 days — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.515.1 — better
Further details — not scored
Size10 MB30 MB
Age rating12+4+
DeveloperMichael OgundareLiraz Hadad

In-app purchases

3 purchases

FullBrief

Subscriptions3
  • Personal Plan - Monthly$12.991 Month
  • FullBrief Monthly$29.991 Month
  • FullBrief Annual$299.991 Year
2 purchases

Message Summary for Slack

Subscriptions2
  • Premium Monthly$12.991 Month
  • Premium Annual$119.001 Year

Questions

Is FullBrief free?
FullBrief is free to download, with in-app purchases available.
Is Message Summary for Slack free?
Message Summary for Slack is free to download, with in-app purchases available.
Do FullBrief or Message Summary for Slack have ads?
Neither FullBrief nor Message Summary for Slack shows ads.
Which is updated more often, FullBrief or Message Summary for Slack?
FullBrief ships an update every 9 days, and Message Summary for Slack every 3 months. Most recently, FullBrief was updated on October 10, 2026 and Message Summary for Slack on October 13, 2026.

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