# UserLock Push vs KCalc Lock

UserLock Push and KCalc Lock both sit at 4.7 stars, but that hides the real split: 97% of KCalc Lock's written reviews are positive against 0% of UserLock Push's. KCalc Lock also leads on update cadence (every 3 days vs every 3 months). UserLock Push's advantage is in-app purchases (none vs 2) and ratings volume (304 vs 44). On price, rating, ads and monetization model there is nothing between them.

Both are free to download. KCalc Lock sells 2 in-app purchases, starting at $5.99 per month. UserLock Push asks for nothing beyond the download.

UserLock Push holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: UserLock Push has 304 ratings behind it against 44, so its average is the more settled of the two. Written reviews complicate that: 0% of UserLock Push's written reviews are positive against 97% of KCalc Lock's, so the app with the better star average is not the one people write more warmly about.

UserLock Push ships an update every 3 months, KCalc Lock every 3 days. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | UserLock Push | KCalc Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (304 ratings)](https://appshunter.io/ios/app/userlock-push/id1633085926/reviews)** | [4.5 (44 ratings)](https://appshunter.io/ios/app/kcalc-lock-lock-apps-and-photos/id6677031593/reviews) |
| Number of ratings | **304** | 44 |
| Positive reviews | 0.0% of reviews | **97.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 44 MB | 33 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [IS Decisions](https://appshunter.io/developer/1616871912) | [海芸 吴](https://appshunter.io/developer/1054628440) |

## What reviewers say

### UserLock Push

[App page](https://appshunter.io/ios/app/userlock-push/id1633085926)

This app enhances security by providing two-factor authentication for Active Directory accounts and other services. It offers one-tap push notifications or TOTP codes for verification, displaying login attempt details for added safety.

**Highlights:** Two-factor authentication, Push notification verification, TOTP code generation, Active Directory integration, Third-party account support, Login attempt details

**Features:** Vision Pro support

**In-app purchases:** none


### KCalc Lock

[App page](https://appshunter.io/ios/app/kcalc-lock-lock-apps-and-photos/id6677031593)

Secure your personal data with multi-layered protection. Lock sensitive apps, photos, and files using passwords or biometrics. Features include one-tap protection, a private photo vault, and a dual privacy shield for enhanced security.

**Highlights:** Password & Biometric Protection, One-Tap App Protection, Private Photo Vault, Customizable App Icon, Dual Privacy Shield (Guest Passcode)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $5.99 | per month |
| Pro Lifetime Access | $39.99 | one-time |


## Frequently asked questions

### Is UserLock Push free?

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

### Is KCalc Lock free?

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

### Which has better reviews, UserLock Push or KCalc Lock?

UserLock Push is rated higher. UserLock Push averages 4.7 out of 5 from 304 ratings, while KCalc Lock averages 4.5 from 44 ratings.

### Do UserLock Push or KCalc Lock have ads?

Neither UserLock Push nor KCalc Lock shows ads.

### Which is updated more often, UserLock Push or KCalc Lock?

UserLock Push ships an update every 3 months, and KCalc Lock every 3 days. Most recently, UserLock Push was updated on October 20, 2026 and KCalc Lock on October 21, 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.*