Comparison

Lock&Key vs Chronoji

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

Head to head
About

Lock&Key

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Put the phone down, reach for life. Lock&Key is a focus management app that helps you use your phone more consciously, take control of distracting apps and build healthier digital habits. What It Offers Password-Protected System Module keeps your selected apps locked for the duration you set. Focus Module temporarily disables the apps that distract you while you work. Strategic Work Module boosts your productivity by planning your work and break periods. Alarm Mode helps you start the day with a more controlled morning routine. Travel Mode limits distracting apps while you are on the road. Reports and Statistics let you track your screen time, module usage and progress over time. Whether you are a student preparing for exams or a professional with a demanding schedule, Lock&Key supports you in using technology more consciously and building sustainable focus habits. Take control of your phone usage, strengthen your focus and find a healthier balance in your digital life. Terms of Use (EULA): https://lockandkey.com.tr/en/membership-agreement Privacy Policy: https://lockandkey.com.tr/en/privacy-policy

About

Chronoji

Features
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How many days until your next adventure, big exam, or dream wedding? Chronoji is the ultimate countdown timer and event tracker designed to make every second count. With stunning widgets, Apple Watch support, and seamless iCloud sync, Chronoji keeps your most important moments right at your fingertips across all your devices. WHY CHOOSE CHRONOJI? • Lock & Home Screen Widgets: Stay updated with elegant iOS 17+ widgets and StandBy mode support. • Live Activities: Track your countdowns in real-time right on your Lock Screen and Dynamic Island. • Apple Watch App: Check your remaining time instantly from your wrist. • Full Customization: Go beyond emojis! Choose custom backgrounds, gradient colors, and blurred photos for a truly aesthetic look. • Smart Calendar Sync: Effortlessly import and export events from your Calendar and Reminders. ADVANCED FEATURES • Detailed Notifications: Set multiple alerts (1 week, 1 day, or 1 hour before) with custom sounds and haptics. • Shared Countdowns: Create joint event timers with friends and family for weddings, trips, or parties. • Live Sharing: Generate beautiful countdown images for Instagram, WhatsApp, or TikTok. • Smart Categorization: Organize your life with groups like "Vacations," "Exams," and "Birthdays." • Time Zone Support: Ideal for travelers! Track events accurately across different world time zones. • Countdown Statistics: See "Days Since" for past events and get detailed summary reports. POWERFUL & USER-FRIENDLY • Search & Filter: Quickly find any event by category, date, or tags. • iCloud Sync: Your data is always safe and synced across iPhone, iPad, and Apple Watch. • Dark Mode Ready: A beautiful, eye-friendly design that adapts to your iOS theme. Download Chronoji now and transform the way you wait for your special moments!

Screenshots

Lock&Key4 screens
Chronoji4 screens

Verdict

The call

The clearest difference is in-app purchases: Chronoji at none against Lock&Key's 2. Lock&Key's advantage is ads (none vs shown) and update cadence (every 10 days vs monthly). On price and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Lock&Key sells 2 in-app purchases, starting at $4.99 per month. Chronoji asks for nothing beyond the download.

UpkeepUpdate frequency

Lock&Key ships an update every 10 days, Chronoji monthly. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

Scorecard4 real differences Ā· 2 level
Lock&Key versus Chronoji: the parameters behind the verdict, then further details
ParameterLock&KeyChronoji
PriceFreeFree
Update frequencyEvery 10 days — betterMonthly
AdsNo — betterYes
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS16.6 — better18.5
Further details — not scored
Size73 MB12 MB
Age rating+44+
DeveloperTURKTICARET.Net Yazilim Hiz. San. ve Tic. A.S.gulsen ates

In-app purchases

2 purchases

Lock&Key

Subscriptions2
  • Monthly Premium7 Days trial$4.991 Month
  • Yearly Premium7 Days trial$21.991 Year
None

Chronoji

No in-app purchases

Questions

Is Lock&Key free?
Lock&Key is free to download, with in-app purchases available.
Is Chronoji free?
Chronoji is free to download, with no in-app purchases.
Do Lock&Key or Chronoji have ads?
Chronoji shows ads; Lock&Key does not.
Which is updated more often, Lock&Key or Chronoji?
Lock&Key ships an update every 10 days, and Chronoji monthly. Most recently, Lock&Key was updated on October 12, 2026 and Chronoji on October 1, 2026.

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