Comparison

TaskCow vs On The Lock

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

Head to head
About

TaskCow

Features
Read full description

Till this day forgetting your tasks especially task meant to be done on the day itself is quite common, TaskCow focuses mainly on daily tasks so never worry anymore. Even if you don’t open the application TaskCow shows you all incomplete task(s) you have for the day in your home screen so you’ll be reminded of it making it hard for you to forget your tasks. Add Task, Delete Task, View Task, Be Reminded By Cow LIKE NEVER BEFORE FEATURES ◆ VIEW TASKS ON WATCH(Newly added in 1.4) - View all your tasks for the day, future tasks, completed tasks on your Apple Watch. - No intervention needed, whatever you do on TaskCow will be reflected on the watch automatically. ◆ VIEW ALL COMPLETED TASKS - View all your completed tasks that was automatically deleted, if you marked it completed. - Add back the task with same name and location, just left with date for you the user to set. - Totally remove records of your completed tasks. ◆ MONITOR WEATHER & FORECAST - Dynamic background throughout day & depending weather conditions ⁃ Its mainly Singapore supported since other Countries has limited request calls but it still works for other countries. ⁃ Requires Wifi and location services enabled. ⁃ Only track location for checking of weather no data will be kept. ◆ MARK TASKS AS COMPLETED OR INCOMPLETE - Those tasks marked as completed will be auto deleted after a day. ◆ FILTER HOW YOU VIEW TASK LIST IN APPLICATION , TASK TODAY OR ALL TASKS ◆ 85% OFFLINE, EXCEPT SEARCH NEARBY LOCATION FEATURE  & WEATHER FEATURE ⁃ You can enable/disable location access in your device’s setting. ⁃ It will require internet connection if not there won’t be results of locations nearby shown to you. ◆ COW-THEMED APPLICATION ⁃ Be reminded by Cow’s Moo once notification is set. ⁃ Cow inspired widgets that updates after any operations & when new day comes. ⁃ The widgets come in 3 sizes too. ⁃ The large widget allows you to click the button and be directed to the add task page directly, but only when you have the app running in background. ◆ DAILY TASK FOCUS ⁃ Task for the day will be automatically deleted after a day, same applies for widgets. ◆ DARK AND LIGHT THEMES ◆ ONLY SUPPORTED ON iPhone and M1 Macs PRIVACY ◆ THERE WILL NO TRACKING AT ALL, WE RESPECT OUR USER’S PRIVACY ABOUT ME TaskCow - Hi, my name is Caven a developer from Singapore this is my first application released on the App Store developed using SwiftUI all by myself, this application was created to integrate Cow which is one of my favourite animal of all time with Task Reminder. I enjoyed making this app since I learnt. Hope you don’t find the widgets boring but interesting since its cow themed. Thank You and please support me if you like my application. It's a free app now!! Get Your Own TaskCow Now!!!

About

On The Lock

This app allows you to display a single, important note, to-do list, or photo directly on your device's Lock Screen. It offers customization options for text, layout, and background, with features like reminders and iCloud backup.

Highlights
  • Lock Screen memo display
  • To-do list integration
  • Photo display on Lock Screen
  • Customizable layouts and appearance
  • Reminders and D-day tracking
  • iCloud backup
  • Home and Lock Screen widgets
Features
Read full description

On The Lock is a simple memo app that keeps one important thing visible on your Lock Screen. On The Lock helps you keep quick notes, todos, photos, and today’s context where you actually notice them: the Lock Screen. Write a memo the moment it comes to mind, turn it into today’s todos, and keep your next step visible with Live Activity. Use Home Screen and Lock Screen widgets for quick capture and check-off. Add photos for visual context, connect Calendar for today’s remaining events, set a target date/D-day, and customize layouts, colors, text size, alignment, and background skins. Organize with categories, reminders, completed items, archives, iCloud backup, and an option to hide sensitive content while your device is locked. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

TaskCow4 screens
On The Lock4 screens

Verdict

The call

The clearest difference is ads: TaskCow at none against On The Lock's shown. TaskCow also leads on iOS requirement (15.0 vs 26.0). On The Lock's advantage is update cadence (every 4 days vs every 3 weeks). On price, 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. TaskCow sells 1 one-off in-app purchase and On The Lock sells 5 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

TaskCow ships an update every 3 weeks, On The Lock every 4 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 7 level
TaskCow versus On The Lock: the parameters behind the verdict, then further details
ParameterTaskCowOn The Lock
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews—75.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 3 weeksEvery 4 days — better
AdsNo — betterYes
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPod, Apple WatchiPhone, iPad, Apple Watch
Requires iOS15.0 — better26.0
Further details — not scored
Size37 MB110 MB
Age rating4+4+
DeveloperCaven LimJayApp

In-app purchases

1 purchases

TaskCow

One-time1
  • TaskCow Donation$1.99
5 purchases

On The Lock

Subscriptions2
  • Monthly Premium$1.991 Month
  • Yearly Premium$14.991 Year
One-time3
  • Lifetime Premium (Discount)$12.99
  • Lifetime Premium$19.99
  • Lifetime Premium$34.99

Questions

Is TaskCow free?
TaskCow is free to download, with in-app purchases available.
Is On The Lock free?
On The Lock is free to download, with in-app purchases available.
Do TaskCow or On The Lock have ads?
On The Lock shows ads; TaskCow does not.
Which is updated more often, TaskCow or On The Lock?
TaskCow ships an update every 3 weeks, and On The Lock every 4 days. Most recently, TaskCow was updated on October 27, 2026 and On The Lock on October 25, 2026.

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