Comparison

Diary vs Market Clock

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

Head to head
About

Diary

This app helps students manage their homework by scheduling tasks, setting reminders, and tracking time spent on assignments. It offers automatic subject detection and the ability to add subtasks and images for better organization.

Highlights
  • Automatic task scheduling
  • Smart reminders
  • Subject detection
  • Subtask management
  • Image attachments
  • Homework statistics
Features
Read full description

Diary is the smart way to manage your homework. Each day Diary schedules tasks you should do and how much time you should spend on them, making it the easiest and simplest homework management app. You can also add tasks from your computer. Adding assignments has never been easier with Diary's automatic subject detection and automatic reminders. You can also add subtasks to manage big assignments as well as add images. Diary records statistics about your homework, allowing you to see what subject is giving you the most homework, how much time you are spending on tasks, and which subject you are spending the most time on. Never forget homework again - download Diary now! You can subscribe to the Homework Pass to unlock advanced features and remove ads. You can subscribe on a weekly, monthly or yearly plan. Subscriptions will automatically renew with the same amount initially paid unless canceled within 24-hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can cancel anytime with your iTunes account settings. Any unused portion of a free trial will be forfeited if you purchase a subscription. Payment will be charged to your iTunes Account at confirmation of the purchase. Subscriptions are managed by you and auto-renewal may be turned off by going to your Account Settings after purchase. You can find our Terms and Conditions here: https://diaryhomework.app/termsandconditions.html

About

Market Clock

Stay informed about global financial market trading hours and holidays. This app provides a consolidated view of market openings, closings, and upcoming events, replacing outdated physical calendars. Receive timely notifications to manage your trading strategy effectively.

Highlights
  • Global market trading hours
  • Holiday and event calendar
  • Clock, calendar, and timeline views
  • Customizable notifications
  • Support for equities, options, futures, and FX
Features
Read full description

Market Clock brings global market hours, holidays, and key events together in one simple, reliable app. Built natively for iPhone, it gives traders and support teams a clear, real-time view of what’s happening across financial markets so you always know what’s open, what’s closed, and why. Instead of relying on static calendar cards that quickly become outdated, Market Clock keeps everything up to date automatically. It presents market schedules in a consistent, easy-to-read format, making it faster to track multiple exchanges and stay ahead of upcoming holidays and events. With access to a wide range of global markets, the iPhone app includes powerful features to help you stay informed and in control: - Personalise your view with a custom selection of markets. - See live market status and local time at a glance. - Get timely notifications for holidays and events: one week ahead, one day before, and on the day. - Browse upcoming events across all markets in a unified calendar. - Explore market hours with a scrollable, zoomable timeline and adjustable time zone. - Set custom alerts for specific market phases. Whether you’re monitoring a single exchange or tracking activity around the world, Market Clock helps you stay one step ahead of the market. Market Clock uses a simple subscription to keep your data accurate and up to date, with continuous updates to market hours, holidays, and newly supported markets. Track one market for free, or upgrade to unlimited markets for just $0.99 USD per month. Payment will be charged to your Apple ID account at the confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel your subscriptions by going to your App Store account settings after purchase. Any unused portion of a free trial will be forfeited if you purchase a subscription. For more information, see our terms of service at https://www.market-clock.com/terms/ and privacy policy at https://www.market-clock.com/privacy/.

Screenshots

Diary4 screens
Market Clock4 screens

Verdict

The call

The clearest difference is rating: Diary at 3.9 against Market Clock's 3.1. Diary also leads on update cadence (every 8 days vs every 4 months) and iOS requirement (13.0 vs 16.6). On price, review sentiment, ratings volume and ads 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. Diary sells 3 in-app purchases, starting at $0.49 per 7 days and Market Clock 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

Diary holds the better App Store score, 3.9 against 3.1. Both are backed by a comparable volume of ratings — 15 and 7 respectively. Written reviews point the same way: 77% of Diary's written reviews are positive against 73% of Market Clock's.

UpkeepUpdate frequency

Diary ships an update every 8 days, Market Clock every 4 months. Both last shipped on November 2, 2026.

Scorecard3 real differences · 7 level
Diary versus Market Clock: the parameters behind the verdict, then further details
ParameterDiaryMarket Clock
PriceFreeFree
Rating3.9 (15 ratings) — better3.1 (7 ratings)
Positive reviews76.9% of reviews — better72.7% of reviews
Number of ratings15 — better7
Update frequencyEvery 8 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better16.6
Further details — not scored
Size119 MB4 MB
Age rating4+4+
DeveloperWilliam TaylorBenjamin Smith

Customer experience

Diary

All ratings15 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews13 reviews
Positive76.9%
Neutral0.0%
Negative23.1%

Market Clock

All ratings7 ratings
Positive57.1%
Neutral14.3%
Negative28.6%
Written reviews11 reviews
Positive72.7%
Neutral9.1%
Negative18.2%

In-app purchases

3 purchases

Diary

Subscriptions3
  • Homework Pass7 Days trial$0.497 Days
  • Homework Pass$1.491 Month
  • Homework Pass$15.991 Year
2 purchases

Market Clock

Subscriptions2
  • Premium Market Data (1 Month)$0.991 Month
  • Premium Market Data (1 Year)$9.991 Year

Questions

Is Diary free?
Diary is free to download, with in-app purchases available.
Is Market Clock free?
Market Clock is free to download, with in-app purchases available.
Which has better reviews, Diary or Market Clock?
Diary is rated higher. Diary averages 3.9 out of 5 from 15 ratings, while Market Clock averages 3.1 from 7 ratings.
Do Diary or Market Clock have ads?
Neither Diary nor Market Clock shows ads.
Which is updated more often, Diary or Market Clock?
Diary ships an update every 8 days, and Market Clock every 4 months. Most recently, Diary was updated on November 2, 2026 and Market Clock on November 2, 2026.

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