Comparison

Chuck vs Inbox Zero

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

Head to head
About

Chuck

This app helps you declutter your inbox by quickly processing thousands of emails. It uses on-device AI to intelligently group and suggest emails for deletion, archiving, or unsubscribing, all while keeping your data private. It functions as a full email client, allowing you to read, reply, and compose messages across all your connected accounts.

Highlights
  • On-device AI for private email analysis
  • Batch delete, archive, and unsubscribe
  • Unified inbox for multiple accounts
  • AI-powered suggestions for cleanup
  • Full email client functionality
  • Smart notifications for important emails
Features
Read full description

Chuck is email with superpowers. Clean up thousands of emails in seconds. Swipe through batches, bulk delete, archive, and unsubscribe — all processed privately on your device. Unlike other email apps, Chuck never reads your email content. Our on-device AI analyzes only metadata (senders, subjects, timestamps) to intelligently group and suggest what to clean up. Your emails stay on your phone, never on our servers. ALL YOUR ACCOUNTS IN ONE PLACE Connect Gmail, Outlook, Yahoo, iCloud, AOL, Microsoft 365, Fastmail, and any standard IMAP account. See all your inboxes in one unified view and clean them all at once. AI-POWERED BATCH PROCESSING • Swipe left or right to delete or archive hundreds of emails at once • AI Select suggests messages you can safely remove, trained privately on your device • Group by Sender, Subject, or Time to find and act on email in bulk • Filter by contact, attachments, starred, unread, and more UNSUBSCRIBE & DECLUTTER • Unsubscribe from mailing lists with one tap • Mark as Spam, Snooze, or Move to folders and labels • Star, flag, and organize across all your accounts FULL EMAIL CLIENT Chuck isn't just a cleanup tool — it's your everyday email app. Read, reply, compose, and manage email across all your accounts with a clean, fast interface. Use it alongside Apple Mail or as your primary client. SMART NOTIFICATIONS Get notified about the emails that matter. Chuck learns your priorities and filters out the noise, so you only see what's important. FREE & PRO Use Chuck free with a generous daily email cleanup quota. Upgrade to Chuck Pro for unlimited processing, multiple accounts, AI filters, advanced sorting, custom signatures, and more. If you're enjoying Chuck, please leave a review — it really helps! A big thank you to everyone who has left a five star review :) About Subscription billing: • If you choose to upgrade (optional), your iTunes account will be charged as soon as you confirm the purchase. Chuck Pro subscription is billed monthly or yearly. • Your subscription will automatically renew after 1 month or 1 year, unless auto-renew is turned off at least 24-hours before the end of the current subscription period. • You can manage your subscription and turn-off auto-renewal by going to your Apple ID Account Settings any time after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription. Help/Questions? Email us at support@chuck.email Privacy Policy: https://chuck.email/privacy Terms of Use: https://chuck.email/terms

About

Inbox Zero

Features
Read full description

Inbox Zero is your personal AI-powered email assistant that helps you write, reply, clean, and stay focused. Say goodbye to clutter and chaos. Say hello to clarity and calm. Smart Email Productivity, Reimagined Using advanced AI, Inbox Zero offers smart inbox cleanup, email writing automation, and priority sorting to help you gain control of your day. Clean your inbox in seconds with auto triage & Gmail decluttering tools Generate replies instantly with AI email writing and smart suggestions Unsubscribe from noise, highlight what matters Build better habits with your personal email coach Plan daily sessions with our focused email planner Send cold emails with confidence using AI-powered outreach Stay private — we never store or sell your email content Built-In Tools to Save Your Sanity Whether you're juggling multiple inboxes or just want less digital noise, Inbox Zero is your smart inbox manager: • AI-powered email writer • Email auto-reply and response suggestions • Automated inbox triage & filters • Cold email generator & outreach tool • Daily email routine tracker • Gmail and Outlook integration • Priority inbox scanner • Digest summaries & batching options Perfect For: • Professionals overloaded with daily emails • Entrepreneurs and founders with high-volume inboxes • Students balancing school and communication • Freelancers and consultants who send outreach daily • Anyone who wants their inbox to finally feel under control Why It Works Inbox Zero combines powerful AI with clean design and focused productivity tools. It’s not just an app — it’s your inbox clarity coach, your AI reply engine, and your productivity partner. Clean smarter. Reply faster. Focus better. Please note: The core functionality of the app requires a premium subscription. Without activating the subscription, app features will be limited. Privacy You Can Trust We use secure APIs. Your emails are never stored, sold, or analyzed for advertising. Terms & Privacy Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/view/inbox-zero-smart-mail

Screenshots

Chuck4 screens
Inbox Zero4 screens

Verdict

The call

The clearest difference is ads: Inbox Zero at none against Chuck's shown. On price, in-app purchases, device support and iOS requirement 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. Chuck sells 10 in-app purchases, starting at $3.99 per month and Inbox Zero sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
Chuck versus Inbox Zero: the parameters behind the verdict, then further details
ParameterChuckInbox Zero
PriceFreeFree
Rating4.8 (15K ratings) — better—
Positive reviews58.4% of reviews—
Number of ratings15K — better—
Update frequencyWeekly—
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.6 — better
Further details — not scored
Size95 MB108 MB
Age rating4+4+
Developer410 LabsMehmet Turkmen

Bugs and requests

Chuck

Reported bugs

3 issues
  • Inability to connect to certain email providers
  • Emails disappearing or not properly deleted
  • Inconsistent behavior when managing multiple accounts

Requested features

5 requests
  • Ability to view and manage email folders
  • Customizable email sorting and filtering options
  • Improved search and retrieval of past emails
  • Drafts and email composition capabilities
  • Syncing and backup across devices

Inbox Zero

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Chuck

Subscriptions10
  • Chuck Pro (Monthly)7 Days trial$3.991 Month
  • Chuck Pro Monthly7 Days trial$4.991 Month
  • Chuck Pro (Monthly)$5.991 Month
Show 7 more
  • Chuck Pro Monthly$6.991 Month
  • Chuck Pro (Monthly)$8.991 Month
  • Chuck Pro (Annual)7 Days trial$39.991 Year
  • Chuck Pro Annual7 Days trial$49.991 Year
  • Chuck Pro Annual7 Days trial$59.991 Year
  • Chuck Pro Yearly$69.991 Year
  • Chuck Pro (Yearly)$89.991 Year
3 purchases

Inbox Zero

Subscriptions3
  • Weekly$6.997 Days
  • Monthly$14.991 Month
  • Annualy$59.991 Year

Questions

Is Chuck free?
Chuck is free to download, with in-app purchases available.
Is Inbox Zero free?
Inbox Zero is free to download, with in-app purchases available.
Do Chuck or Inbox Zero have ads?
Chuck shows ads; Inbox Zero does not.

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