# Secure Password Lock vs Birthday Todo

The clearest difference is price: Birthday Todo at Free against Secure Password Lock's $0.99. Secure Password Lock's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

Birthday Todo is free to download; Secure Password Lock costs $0.99 up front. Birthday Todo sells 1 one-off in-app purchase. Secure Password Lock asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 24, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Secure Password Lock | Birthday Todo |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.5 (16 ratings)](https://appshunter.io/ios/app/secure-password-lock/id6449745506/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 87.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Paid | — |
| Size | 18 MB | 16 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [运强 翁](https://appshunter.io/developer/1071832931) | [单 安](https://appshunter.io/developer/1703734519) |

## What reviewers say

### Secure Password Lock

[App page](https://appshunter.io/ios/app/secure-password-lock/id6449745506)

This application helps you securely store and manage all your passwords in one place. It offers various unlock methods for quick and safe access to your accounts, from social media to banking.

**Highlights:** Local password storage, Gesture app lock, Face and fingerprint unlock, Add pictures to passwords, Custom password categories, Category management

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

**In-app purchases:** none


### Birthday Todo

[App page](https://appshunter.io/ios/app/birthday-todo/id6479639217)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanent member | $2.99 | one-time |


## Frequently asked questions

### Is Secure Password Lock free?

Secure Password Lock costs $0.99, with no in-app purchases.

### Is Birthday Todo free?

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

### Do Secure Password Lock or Birthday Todo have ads?

Neither Secure Password Lock nor Birthday Todo shows ads.

### Which is updated more often, Secure Password Lock or Birthday Todo?

Secure Password Lock ships an update every 2 weeks, and Birthday Todo every 2 weeks. Most recently, Secure Password Lock was updated on October 24, 2026 and Birthday Todo on October 1, 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.*