# Lock Screen Calendar vs Do First

The clearest difference is update cadence: Lock Screen Calendar at every 3 days against Do First's fortnightly. Lock Screen Calendar also leads on ratings volume (19 vs 3). Do First's advantage is review sentiment (100% vs 88%). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Lock Screen Calendar sells 7 in-app purchases, starting at $4.49 per month and Do First sells 3 in-app purchases, starting at $2.99 per 3 months. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Lock Screen Calendar against 5.0 for Do First. That said, the two scores are not equally well evidenced: Lock Screen Calendar has 19 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 88% of Lock Screen Calendar's written reviews are positive against 100% of Do First's.

Lock Screen Calendar ships an update every 3 days, Do First fortnightly. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Lock Screen Calendar | Do First |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (19 ratings)](https://appshunter.io/ios/app/lock-screen-calendar-coretask/id6478839577/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/do-first-eisenhower-matrix/id6755933357/reviews) |
| Number of ratings | **19** | 3 |
| Positive reviews | 88.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 38 MB | 12 MB |
| Requires iOS | 18.0 | 18 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Gridus Co.](https://appshunter.io/developer/1636121761) | [元仕 洪](https://appshunter.io/developer/1856751199) |

## What reviewers say

### Lock Screen Calendar

[App page](https://appshunter.io/ios/app/lock-screen-calendar-coretask/id6478839577)

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:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $4.49 | per month |
| Weekly Plan | $4.49 | per 7 days |
| Monthly Plan | $5.99 | per month |
| Annual Plan | $29.99 | per year |
| Annual Plan | $39.99 | per year |
| Lifetime Plan | $29.99 | one-time |
| Lifetime Plan | $59.99 | one-time |


### Do First

[App page](https://appshunter.io/ios/app/do-first-eisenhower-matrix/id6755933357)

This task manager helps you prioritize your to-do list using the Eisenhower Matrix. Organize tasks by urgency and importance, and separate work and personal life. Data syncs seamlessly across Apple devices.

**Highlights:** Eisenhower Matrix prioritization, Work/Self spaces, Fast task capture, iCloud sync with Mac, Light and Dark Mode

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Do First Pro (Quarterly) | $2.99 | per 3 months |
| Do First Pro (Yearly) | $8.99 | per year |
| Do First!  Pro - Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is Lock Screen Calendar free?

Lock Screen Calendar is free to download, with in-app purchases available.

### Is Do First free?

Do First is free to download, with in-app purchases available.

### Which has better reviews, Lock Screen Calendar or Do First?

Lock Screen Calendar and Do First are both rated 5.0 out of 5 on the App Store, from 19 and 3 ratings respectively.

### Do Lock Screen Calendar or Do First have ads?

Neither Lock Screen Calendar nor Do First shows ads.

### Which is updated more often, Lock Screen Calendar or Do First?

Lock Screen Calendar ships an update every 3 days, and Do First fortnightly. Most recently, Lock Screen Calendar was updated on October 12, 2026 and Do First on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*