Comparison

Karo vs Readbase

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

Head to head
About

Karo

This app simplifies task management by allowing you to delegate tasks to anyone in your contacts, even if they don't have the app. It offers collaborative features, smart reminders, and AI assistance to break down complex tasks. Enjoy a clean, chat-style interface for seamless organization and delegation.

Highlights
  • Task delegation to contacts
  • Collaborative group task management
  • Cross-platform task accessibility
  • AI-powered task breakdown
  • Smart reminders and notifications
  • Apple Reminders integration
  • Chat-style interface
Features
Read full description

Karo is the first of its kind task manager with a focus on delegating tasks! Just install Karo, assign a task to anyone in your contacts and they receive it whether they are on or off the app - it is that simple. KEY FEATURES - Task delegation: Send a task to anyone in your contacts. The assigned person need not be on the app and they'll receive it via WhatsApp or as a message and can perform actions for which you get notified. They would receive a link to the task to complete it. We even remind them so you don't have to! - Collaboration: Just like group chats, but with a checkboxes. Create groups just like how you already do on iMessage or WhatsApp and start collaborating right away. No invites, no complications, simple, efficient and extremely powerful! - Cross-Platform Accessibility: The person you delegate tasks to need not be on the app, they receive it on WhatsApp or as a message with a link which allows them to complete or cancel the task seamlessly. - Activities: We keep track of all activities so you never miss any notifications. - Reliable Notifications: Karo's intelligent notifications ensure that one never misses the deadline for your precious tasks! - Smart Reminders: We try our best to ensure your tasks are completed. We send automatic smart reminders to all the people you've delegated tasks to. - Karo AI: Functional assistant to help you to refactor your thoughts into actionable tasks. It breaks down your larger tasks into smaller actionable tasks too. - Intuitiveness: Karo's clean and familiar chat style interface makes it easy to delegate, organize, and manage tasks. - Deadlines & Reminders: Set deadlines & multiple reminders to your task. - Apple Reminders Integration: Delegate your reminders from Apple Reminders with a seamless bidirectional sync with Apple reminders. Everything you do in the app would reflect in Apple Reminders and vice-versa! - No Contact Syncing: We respect your privacy. Contacts are **only** used offline(on device), and never synced outside. Some other key features: - Automatic date detection - Attachments (images, PDF, etc) - Recurring tasks - Rich search experience - Multi select tasks - 20+ themes - Widgets (Lock Screen + Home Screen + Stand By) - Siri Shortcuts - App Intents With a simple and familiar design, Karo is set to change the way people send tasks and share todo lists! It is perfect for any and everyone that rely on messaging apps to delegate tasks QUESTIONS? If you have any questions, or run into any trouble, please contact us. We would love to help you out. Privacy Policy - https://www.karo.chat/privacy Terms of Use - https://www.karo.chat/tos

About

Readbase

Features
Read full description

Readbase is a calm, focused home for newsletters, without inbox noise. Read newsletters from Substack and other platforms in one place, built for reading, not email. Subscribe once using your Readbase inbox and keep newsletters completely separate from your personal and professional email. Everything arrives neatly in the app, ready to read. Start your day with clarity • Daily Recap: every morning, Readbase creates a personalised AI summary of your unread newsletters - now surfaced directly inside your inbox, alongside your newsletters. • Per-newsletter summaries: get the key takeaways from any individual newsletter without reading the full issue. Read anywhere • Offline Mode: keep newsletters available on flights, trains, or anywhere without signal. Stay in control • 1-Click Unsubscribe: instantly stop newsletters you don’t read anymore. • Bookmarks: save issues you want to come back to. • Reading Stats: see what you actually read and build better habits. Built for newsletters • Works with newsletters from Substack, Beehiiv, Medium, ConvertKit, and any provider that sends emails. Privacy-first • Your newsletters are yours. Readbase doesn’t sell your data, and content is only used to power features like summaries and offline reading. If your inbox feels noisy, Readbase is the clean alternative: just newsletters, in a space designed for reading. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Karo4 screens
Readbase4 screens

Verdict

The call

The clearest difference is iOS requirement: Karo at 16.0 against Readbase's 18.0. On price, update cadence, ads and in-app purchases 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. Karo sells 7 in-app purchases, starting at $3.99 per month and Readbase sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Karo ships an update weekly, Readbase fortnightly. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

Scorecard1 real difference · 9 level
Karo versus Readbase: the parameters behind the verdict, then further details
ParameterKaroReadbase
PriceFreeFree
Rating4.7 (35 ratings) — better—
Positive reviews88.9% of reviews—
Number of ratings35 — better—
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, Mac — betteriPhone
Requires iOS16.0 — better18.0
Further details — not scored
Size46 MB20 MB
Age rating4+17+
DeveloperMsquare Labs Technologies Private LimitedLlingas LTD

In-app purchases

7 purchases

Karo

Subscriptions5
  • Karo Plus$3.991 Month
  • Karo Plus Family$8.491 Month
  • Karo Plus$29.991 Year
Show 2 more
  • Karo Plus7 Days trial$29.991 Year
  • Karo Plus Family$49.991 Year
One-time2
  • Karo Plus$129.99
  • Karo Lifetime Family$179.99
2 purchases

Readbase

Subscriptions2
  • Readbase Premium - Monthly7 Days trial$4.991 Month
  • Readbase Premium - Annual7 Days trial$39.991 Year

Questions

Is Karo free?
Karo is free to download, with in-app purchases available.
Is Readbase free?
Readbase is free to download, with in-app purchases available.
Do Karo or Readbase have ads?
Neither Karo nor Readbase shows ads.
Which is updated more often, Karo or Readbase?
Karo ships an update weekly, and Readbase fortnightly. Most recently, Karo was updated on October 18, 2026 and Readbase on October 7, 2026.

Other comparisons