Comparison

Systems vs Time Flies By

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

Head to head
About

Systems

Features
Read full description

Systems – Never Forget a Step Again Most mistakes do not happen because you do not know what to do. They happen because one small step gets missed. You leave for work and forget your charger. You hand over a rental property and forget to photograph the utility meters. You prepare an Airbnb and forget to restock the coffee. You launch a website and forget to test the contact form. You deliver a client project and forget to send the invoice. Systems helps you capture repeatable workflows so nothing gets overlooked. Instead of relying on memory, sticky notes, scattered documents, or rebuilding the same checklist over and over, create a System once and run it whenever you need it. A System can be anything: • A morning routine • A travel packing list • A client onboarding process • An Airbnb turnover workflow • A website launch checklist • A restaurant opening procedure • A monthly bookkeeping process Why Systems Works To-do lists are for one-time tasks. Systems are for things you do repeatedly. When a process is written down, you do not have to remember every step. Just follow the System and focus on getting it done. How It Works 1. Create a System from a repeatable process 2. Break it into clear, actionable steps 3. Run it whenever you need it 4. Check off progress as you go 5. Improve your workflow over time Features • Reusable checklist Systems • Daily progress tracking • Calendar and timeline views • Categories, favorites, and search • Shareable links and deep links • Import and export support • Calendar integration • iCloud Sync (Beta) Built for People Who Think in Systems Pilots use checklists. Restaurants use opening and closing procedures. Businesses use standard operating procedures. Systems brings the same clarity and consistency to everyday life and work. Perfect For • Small business owners • Freelancers and consultants • Property managers and Airbnb hosts • Creators and professionals • Anyone who wants less mental load and fewer mistakes Subscription Required Systems is a subscription-based app. Start a renewable subscription with a 3-day free trial to explore all features before you're charged. Choose the plan that works best for you and cancel anytime during the trial if it's not the right fit. Start building your personal library of Systems today and stop relying on memory for the things that matter. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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
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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

Screenshots

Systems4 screens
Time Flies By4 screens

Verdict

The call

The clearest difference is update cadence: Time Flies By at weekly against Systems's every 4 weeks. 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. Systems sells 4 in-app purchases, starting at $3.99 per 7 days and Time Flies By sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Systems ships an update every 4 weeks, Time Flies By weekly. Both last shipped on October 28, 2026.

Scorecard1 real difference · 9 level
Systems versus Time Flies By: the parameters behind the verdict, then further details
ParameterSystemsTime Flies By
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings—1 — better
Update frequencyEvery 4 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhoneiPhone
Requires iOS26.026.0
Further details — not scored
Size70 MB4 MB
Age rating4+4+
DeveloperAdam KovacsKai Luo

Customer experience

Systems

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Time Flies By

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

In-app purchases

4 purchases

Systems

Subscriptions3
  • Systems Pro Weekly3 Days trial$3.997 Days
  • Systems Pro (1 Month)3 Days trial$4.991 Month
  • Systems Pro (1 Year)7 Days trial$19.991 Year
One-time1
  • Systems Pro (Lifetime)$49.99
3 purchases

Time Flies By

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

Questions

Is Systems free?
Systems is free to download, with in-app purchases available.
Is Time Flies By free?
Time Flies By is free to download, with in-app purchases available.
Do Systems or Time Flies By have ads?
Neither Systems nor Time Flies By shows ads.
Which is updated more often, Systems or Time Flies By?
Systems ships an update every 4 weeks, and Time Flies By weekly. Most recently, Systems was updated on October 28, 2026 and Time Flies By on October 28, 2026.

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