# Vector vs LockDay

The clearest difference is in-app purchases: Vector at none against LockDay's 4. LockDay's advantage is update cadence (every 2 days vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. LockDay sells 4 in-app purchases, starting at $3.99 per month. Vector asks for nothing beyond the download.

Vector ships an update every 10 days, LockDay every 2 days. The most recent releases landed on October 11, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Vector | LockDay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (74 ratings)](https://appshunter.io/ios/app/lockday-to-do-list-and-planner/id6812144044/reviews)** |
| Number of ratings | — | **74** |
| Positive reviews | — | 52.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 31 MB | 75 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Lionwood Studio](https://appshunter.io/developer/1895025549) | [Dat Pham](https://appshunter.io/developer/1867130256) |

## What reviewers say

### Vector

[App page](https://appshunter.io/ios/app/vector-car-operating-system/id6780882287)

**In-app purchases:** none


### LockDay

[App page](https://appshunter.io/ios/app/lockday-to-do-list-and-planner/id6812144044)

Organize your day with a dynamic Lock Screen that displays your to-dos, calendar events, and notes. Prioritize tasks using a four-box matrix and view your schedule at a glance without unlocking your phone. Customize your Lock Screen with templates and personal photos.

**Highlights:** Lock Screen to-dos and calendar, Four-box priority matrix, Self-updating Lock Screen, Notes and widgets, Private by design, no tracking, Customizable templates and photos

**Features:** macOS Compatibility, Vision Pro support, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Yearly | $11.99 | per year |
| Lifetime | $19.99 | one-time |
| Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Vector free?

Vector is free to download, with no in-app purchases.

### Is LockDay free?

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

### Do Vector or LockDay have ads?

Neither Vector nor LockDay shows ads.

### Which is updated more often, Vector or LockDay?

Vector ships an update every 10 days, and LockDay every 2 days. Most recently, Vector was updated on October 11, 2026 and LockDay on October 26, 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.*