# Lock Screen Calendar vs Trace

The clearest difference is rating: Lock Screen Calendar at 5.0 against Trace's 4.2. Lock Screen Calendar also leads on review sentiment (88% vs 77%). Trace's advantage is update cadence (every 2 days vs every 5 days) and device support (4 vs 2). On price, ratings volume, 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 Trace sells 11 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Lock Screen Calendar holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 19 and 18 respectively. Written reviews point the same way: 88% of Lock Screen Calendar's written reviews are positive against 77% of Trace's.

Lock Screen Calendar ships an update every 5 days, Trace every 2 days. Both last shipped on October 27, 2026.

## The numbers

| Metric | Lock Screen Calendar | Trace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (19 ratings)](https://appshunter.io/ios/app/lock-screen-calendar-coretask/id6478839577/reviews)** | [4.2 (18 ratings)](https://appshunter.io/ios/app/trace-ai-shared-calendar/id6503812022/reviews) |
| Number of ratings | **19** | 18 |
| Positive reviews | **88.2% of reviews** | 76.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 2 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 38 MB | 180 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | +4 |
| Developer | [Gridus Co.](https://appshunter.io/developer/1636121761) | [Corca, Inc.](https://appshunter.io/developer/1711708611) |

## 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 |


### Trace

[App page](https://appshunter.io/ios/app/trace-ai-shared-calendar/id6503812022)

This AI-powered planner helps organize tasks, routines, and reminders. It offers natural language input, voice commands, and screenshot scheduling for efficient planning. Manage all your tasks, events, and habits in one unified app.

**Highlights:** AI calendar and smart schedule assistant, Routine planner for daily habits, Reminders, to-do list, and tracker, Natural language input (type or speak), Voice commands and Siri Shortcuts, Screenshot to schedule, iOS widgets and iCloud sync

**Features:** Apple Watch app

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trace Monthly Plan | $3.99 | per month |
| Trace Monthly Plan | $3.99 | per month |
| Trace Annual Plan (Discount) | $24.99 | per year |
| Trace Annual Plan (Anniversary) | $29.99 | per year |
| Trace Yearly Plan | $29.99 | per year |
| Trace Annual Plan | $29.99 | per year |
| AI wallpaper credits (Small) | $1.99 | one-time |
| AI wallpaper credits (Medium) | $2.99 | one-time |
| Lock Screen Lifetime Unlock | $3.99 | one-time |
| AI wallpaper credits (Large) | $5.99 | one-time |
| Trace Believer Plan | $49.99 | one-time |


## Frequently asked questions

### Is Lock Screen Calendar free?

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

### Is Trace free?

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

### Which has better reviews, Lock Screen Calendar or Trace?

Lock Screen Calendar is rated higher. Lock Screen Calendar averages 5.0 out of 5 from 19 ratings, while Trace averages 4.2 from 18 ratings.

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

Neither Lock Screen Calendar nor Trace shows ads.

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

Lock Screen Calendar ships an update every 5 days, and Trace every 2 days. Most recently, Lock Screen Calendar was updated on October 27, 2026 and Trace on October 27, 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.*