Comparison

Date Duration vs LockNote

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

Head to head
About

Date Duration

Features
Read full description

Duration Calculator is a precise, high-performance tool designed to calculate the time between any two dates instantly. Whether you’re managing project timelines, tracking personal milestones, or calculating business days, this app provides the accuracy you need with a clean, modern interface. Key Features: * Comprehensive Units: Calculate durations in years, months, days, hours, and minutes with a single tap. * Working Days Mode: Toggle the "Working Days Only" feature to calculate business days by automatically excluding Saturdays and Sundays. * Include/Exclude End Date: Customise your results with a toggle to include the final day in your calculation. * Saved Durations Library: Keep a list of your most important date ranges. Assign custom titles to your calculations for quick access at any time. * Dynamic Current Date Sync: Use the "End Date Is Current Date" feature to create live-updating countdowns or duration trackers. * Clipboard Integration: Double-tap any result to copy the numerical value instantly.

About

LockNote

Features
Read full description

Your Lock Screen, Your Notebook. LockNote keeps your most important info visible right on your iPhone's Lock Screen using Live Activities. Shopping lists, packing checklists, addresses, quick reminders β€” always one glance away, no unlock needed. How it works: 1. Create a note or pick a template 2. Tap Launch 3. Your note stays on the Lock Screen Ready-made templates: β€’ Party prep checklist β€’ Travel packing list β€’ Shopping list β€’ Leaving home checklist (stove, windows, keys...) β€’ Address & directions β€’ Quick text note Powerful features: β€’ Text notes and interactive checklists β€’ Check off items right from the Lock Screen β€’ Set a timer (1h, 2h, until noon…) or keep it permanent β€’ Privacy mode β€” hide content when the phone is locked β€’ Custom emoji icons for each note β€’ Create your own reusable templates LockNote Pro: β€’ Unlimited notes β€’ Multiple notes on screen at once β€’ Custom timers β€’ Full customization Terms: https://locknote.site/terms/ Privacy: https://locknote.site/privacy/

Screenshots

Date Duration3 screens
LockNote4 screens

Verdict

The call

The clearest difference is in-app purchases: Date Duration at none against LockNote's 2. Date Duration also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

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

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

Both are free to download. LockNote sells 2 in-app purchases, starting at $4.99 per month. Date Duration asks for nothing beyond the download.

Scorecard3 real differences Β· 3 level
Date Duration versus LockNote: the parameters behind the verdict, then further details
ParameterDate DurationLockNote
PriceFreeFree
Update frequencyEvery 31 monthsβ€”
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS15.0 β€” better17.0
Further details β€” not scored
Size0 MB3 MB
Age rating4+12+
DeveloperRizhwan HajamaideenMuhmmad Al Farra

In-app purchases

None

Date Duration

No in-app purchases

2 purchases

LockNote

Subscriptions2
  • LockNote Pro Monthly3 Days trial$4.991 Month
  • LockNote Pro Yearly$39.991 Year

Questions

Is Date Duration free?
Date Duration is free to download, with no in-app purchases.
Is LockNote free?
LockNote is free to download, with in-app purchases available.
Do Date Duration or LockNote have ads?
Neither Date Duration nor LockNote shows ads.

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