Comparison

Checklist Runner vs Inbox Zero

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

Head to head
About

Checklist Runner

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Checklist Runner helps you stay organized with custom checklists, PDF reports, and a smooth workflow for professional use. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.notion.so/Privacy-Policy-for-Checklist-Runner-2719ea0419b080c28747ca5d924ccd0d?source=copy_link

About

Inbox Zero

Features
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Inbox Zero โ€” Email Sorter is a reply-time tracker for busy professionals. Log incoming emails, set response targets per priority, snooze for follow-up, and watch your Inbox Score climb as you reply on time. WHAT YOU CAN DO: โ€ข Track every pending email with priority, age, and missed-target badges โ€ข Set per-priority response windows (Urgent / High / Medium / Low) with on-time reminders โ€ข Snooze emails into a Follow-Up list grouped Overdue / Today / Later โ€ข Build auto-sorting rules that classify new emails by keyword โ€ข Watch your weekly Inbox Score with a four-quadrant breakdown โ€ข Smart tips appear when your backlog grows or targets are missed โ€ข No account, no email sync โ€” your data stays on your device FREE PLAN: โ€ข 20 emails tracked per week โ€ข 4 starter sorting rules โ€ข 7-day statistics history โ€ข Core response targets and Follow-Up list INBOX ZERO PREMIUM โ€” $2.99/month: โ€ข Unlimited email tracking (no weekly cap) โ€ข Unlimited sorting rules โ€ข Custom email categories โ€ข Full Inbox Score breakdown with per-priority on-time rate โ€ข All-time reply-time charts and category trends โ€ข CSV export of your full history โ€ข Ad-free experience PERFECT FOR: Busy professionals, remote workers, freelancers, customer-success managers, founders, and anyone who needs to reply on time without missing follow-ups. Choose the plan that suits you: monthly, yearly, or a one-time Lifetime purchase that never renews. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel any time in your Apple ID subscription settings. The Lifetime option is a single purchase with no renewal. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://tabishapps.com/privacy-policy.html

Screenshots

Checklist Runner4 screens
Inbox Zero4 screens

Verdict

The call

The clearest difference is ads: Checklist Runner at none against Inbox Zero's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Checklist Runner sells 3 in-app purchases, starting at $4.99 per month and Inbox Zero sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference ยท 5 level
Checklist Runner versus Inbox Zero: the parameters behind the verdict, then further details
ParameterChecklist RunnerInbox Zero
PriceFreeFree
Update frequencyโ€”Every 2 months
AdsNo โ€” betterYes
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.017.0 โ€” better
Further details โ€” not scored
Size1 MB30 MB
Age rating4+4+
DeveloperKrasimir LyubomirovTabish Hassan

In-app purchases

3 purchases

Checklist Runner

Subscriptions2
  • Premium Monthly$4.991 Month
  • Premium Annual$29.991 Year
One-time1
  • Premium Lifetime$79.99
3 purchases

Inbox Zero

Subscriptions2
  • InboxZero Premium$2.991 Month
  • InboxZero Premium Yearly$29.991 Year
One-time1
  • Premium Lifetime$99.99

Questions

Is Checklist Runner free?
Checklist Runner 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 Checklist Runner or Inbox Zero have ads?
Inbox Zero shows ads; Checklist Runner does not.

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