Comparison

Time Flies By vs Knowto

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

Head to head
About

Time Flies By

Understand how you spend your time with a count-up tracker that runs multiple events simultaneously. Analyze your weekly habits with detailed breakdowns and spot trends over time. Stay focused with anti-sleep mode and access live updates via Dynamic Island.

Highlights
  • Simultaneous count-up time tracking
  • Tagging for context
  • Weekly analytics and trend comparison
  • Live Activity and Dynamic Island integration
  • iCloud sync across devices
  • Anti-sleep mode for focus
Read full description

How time flies, where did the time go? Time Flies By is a count-up time tracker that helps you understand your week without interrupting your workflow: - Get into the zone with an active running event, the phone will automatically enter anti-sleep mode. - Run multiple events simultaneously and leave them aside. Time events are automatically updated, and you can tag everything later as needed. Track multiple things at once: - Start multiple count-up events simultaneously. - Switch, pause, or end events anytime. - Add tags for quick context. Weekly analytics that make sense: - Weekly totals and breakdowns by tags. - Compare weeks to spot patterns and trends. - Review your week in a clear timeline. Always visible when you need it: - Live Activity for ongoing events. - Dynamic Island controls and glanceable status. Sync across devices: - iCloud sync keeps your events and tags up to date automatically. Premium: - Time Flies By is free for core tracking. - A Premium subscription or one-time purchase unlocks: - Analytics beyond 1 week. - Additional themes. Privacy: - Your time data stays yours. No ads. No trackers. No 3rd party services. Start a timer and finally answer: where did the time go? * Privacy Policy: https://airwolfspace.com/timefliesby/privacy * Terms of Use: https://airwolfspace.com/timefliesby/terms

About

Knowto

Capture ideas instantly with a fast, local-first note-taking app. Organize thoughts naturally with threads, tags, and attachments. Access your notes offline with optional cloud sync.

Highlights
  • Always-ready composer
  • Build on thoughts with threads
  • Search and filter notes
  • Attach photos and resources
  • Local-first storage
  • Background sync across devices
Features
Read full description

Catch ideas before they disappear. Knowto is a fast, local-first notes app built around an always-ready composer. Write now, organize naturally, and return to any thought without fighting a complicated filing system. BUILD ON EVERY THOUGHT Turn a note into a thread when an idea keeps growing. Add follow-ups while keeping the original context close. FIND WHAT MATTERS Search your notes, add multiple tags, and filter your collection to surface the right thought quickly. KEEP USEFUL CONTEXT Attach photos and other resources to your notes. Expand a note when you need the full detail, or keep scanning through a clean, compact list. LOCAL-FIRST BY DESIGN Your notes stay available on your device. Sign in when you want background sync across iPhone, Mac, and web. Archive notes without losing them, then restore them whenever needed. Knowto keeps note taking immediate, calm, and connected. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Time Flies By4 screens
Knowto4 screens

Verdict

The call

The clearest difference is iOS requirement: Knowto at 17.0 against Time Flies By's 26.0. On price, rating, ratings volume and update cadence 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. Time Flies By sells 3 in-app purchases, starting at $0.99 per month and Knowto sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Time Flies By against 5.0 for Knowto. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Time Flies By ships an update weekly, Knowto every 10 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 8 level
Time Flies By versus Knowto: the parameters behind the verdict, then further details
ParameterTime Flies ByKnowto
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequencyWeekly — betterEvery 10 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhoneiPhone, iPad — better
Requires iOS26.017.0 — better
Further details — not scored
Size4 MB5 MB
Age rating4+4+
DeveloperKai LuoLumik LLC

Customer experience

Time Flies By

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Knowto

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Time Flies By

Subscriptions2
  • Premium Monthly$0.991 Month
  • Premium Yearly7 Days trial$4.991 Year
One-time1
  • Premium Lifetime$14.99
2 purchases

Knowto

Subscriptions2
  • Knowto Plus Monthly3 Months trial$0.991 Month
  • Knowto Plus Yearly3 Months trial$9.991 Year

Questions

Is Time Flies By free?
Time Flies By is free to download, with in-app purchases available.
Is Knowto free?
Knowto is free to download, with in-app purchases available.
Which has better reviews, Time Flies By or Knowto?
Time Flies By and Knowto are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Time Flies By or Knowto have ads?
Neither Time Flies By nor Knowto shows ads.
Which is updated more often, Time Flies By or Knowto?
Time Flies By ships an update weekly, and Knowto every 10 days. Most recently, Time Flies By was updated on October 30, 2026 and Knowto on October 31, 2026.

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