Comparison

Eisenhower Matrix vs Lock Screen Calendar

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

Head to head
About

Eisenhower Matrix

This app helps you manage your tasks by prioritizing them using the Eisenhower Matrix. Easily add, organize, and set deadlines for your to-dos, with visual color coding and recurring task options.

Highlights
  • Eisenhower Matrix prioritization
  • Easy to-do list management
  • Recurring task setup
  • Color filters for tasks
  • Notifications and deadlines
  • Drag and drop task organization
Features
Read full description

Simplify Your Tasks with Our To-Do Management App Prioritize tasks based on importance and urgency. To-Do Features: * Easy To-Do List Management * Quickly add new tasks and check off completed ones. * Drag and drop tasks within the matrix to easily adjust their positions. Recurring Tasks: * Set Up Recurring Tasks * Easily manage and maintain tasks that need to be repeated regularly. Color Filters: * Assign Colors to Tasks for Visual Differentiation * Use color filters to quickly find tasks of a specific priority or category. Notifications and Deadlines: * Set Notifications for Important Tasks * Set deadlines to keep tasks on track and meet due dates. * Eisenhower Matrix * Quadrant 1: Urgent and Important Tasks * Quadrant 2: Important but Not Urgent Tasks * Quadrant 3: Urgent but Not Important Tasks * Quadrant 4: Neither Urgent nor Important Tasks Manage your tasks more efficiently and focus on what matters with our to-do app using the Eisenhower Matrix! [Terms of Use] https://ivorymatrix.blogspot.com/2023/12/terms-of-use-terms.html [Privacy Policy] https://ivorymatrix.blogspot.com/2023/12/privacy-policy.html

About

Lock Screen Calendar

This app helps you manage your time and overcome procrastination by organizing tasks based on importance and urgency. It offers a focus timer to help you complete tasks efficiently and reduce stress.

Highlights
  • Priority setting by importance and urgency
  • Step-by-step task organization
  • Time allocation for tasks
  • Focus timer for task completion
  • Stress reduction and productivity boost
Features
Read full description

[Say Goodbye to Procrastination] The Eisenhower Matrix is a proven way to manage your time and beat procrastination. Sort your tasks by importance and urgency, focus on what matters first, and stop feeling overwhelmed. [Key Features] - Set priorities: Organize tasks by importance and urgency. - Manage your time: Fit tasks into your day and handle them efficiently. - Focus Timer: Stay focused and finish tasks within set sessions. - Everywhere: Home and Lock Screen widgets, synced across iPhone, iPad, and Mac. Many users say it helped them reduce stress and boost their productivity. Make your day clearer with CoreTask. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Eisenhower Matrix4 screens
Lock Screen Calendar4 screens

Verdict

The call

The clearest difference is ads: Lock Screen Calendar at none against Eisenhower Matrix's shown. Lock Screen Calendar also leads on rating (5.0 vs 4.6) and iOS requirement (18.0 vs 26.0). Eisenhower Matrix's advantage is ratings volume (104 vs 19). On price, review sentiment, update cadence and in-app purchases 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. Eisenhower Matrix sells 4 in-app purchases, starting at $2.99 per month and Lock Screen Calendar sells 7 in-app purchases, starting at $4.49 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Lock Screen Calendar holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Eisenhower Matrix has 104 ratings behind it against 19, so its average is the more settled of the two. Written reviews point the same way: 83% of Eisenhower Matrix's written reviews are positive against 88% of Lock Screen Calendar's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 5 days. Both last shipped on October 30, 2026.

Scorecard4 real differences · 6 level
Eisenhower Matrix versus Lock Screen Calendar: the parameters behind the verdict, then further details
ParameterEisenhower MatrixLock Screen Calendar
PriceFreeFree
Rating4.6 (104 ratings)5.0 (19 ratings) — better
Positive reviews82.6% of reviews88.2% of reviews — better
Number of ratings104 — better19
Update frequencyEvery 5 daysEvery 5 days
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS26.018.0 — better
Further details — not scored
Size142 MB38 MB
Age rating4+4+
DeveloperDO YEON PARKGridus Co.

Customer experience

Eisenhower Matrix

All ratings104 ratings
Positive89.4%
Neutral5.8%
Negative4.8%
Written reviews121 reviews
Positive82.6%
Neutral12.4%
Negative5.0%

Lock Screen Calendar

All ratings19 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews93 reviews
Positive88.2%
Neutral9.7%
Negative2.2%

In-app purchases

4 purchases

Eisenhower Matrix

Subscriptions2
  • Monthly pass$2.991 Month
  • Annual$17.991 Year
One-time2
  • Lifetime Pass Event$29.99
  • Lifetime Pass$39.99
7 purchases

Lock Screen Calendar

Subscriptions5
  • Monthly Plan$4.491 Month
  • Weekly Plan$4.497 Days
  • Monthly Plan$5.991 Month
Show 2 more
  • Annual Plan$29.991 Year
  • Annual Plan1 Month trial$39.991 Year
One-time2
  • Lifetime Plan$29.99
  • Lifetime Plan$59.99

Questions

Is Eisenhower Matrix free?
Eisenhower Matrix is free to download, with in-app purchases available.
Is Lock Screen Calendar free?
Lock Screen Calendar is free to download, with in-app purchases available.
Which has better reviews, Eisenhower Matrix or Lock Screen Calendar?
Lock Screen Calendar is rated higher. Eisenhower Matrix averages 4.6 out of 5 from 104 ratings, while Lock Screen Calendar averages 5.0 from 19 ratings.
Do Eisenhower Matrix or Lock Screen Calendar have ads?
Eisenhower Matrix shows ads; Lock Screen Calendar does not.
Which is updated more often, Eisenhower Matrix or Lock Screen Calendar?
Eisenhower Matrix ships an update every 5 days, and Lock Screen Calendar every 5 days. Most recently, Eisenhower Matrix was updated on October 30, 2026 and Lock Screen Calendar on October 30, 2026.

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