# Calculator Ai+ vs Secure App

The clearest difference is update cadence: Secure App at every 4 days against Calculator Ai+'s every 2 weeks. Calculator Ai+'s advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Calculator Ai+ sells 3 in-app purchases, starting at $7.90 per 7 days and Secure App sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Calculator Ai+ ships an update every 2 weeks, Secure App every 4 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Calculator Ai+ | Secure App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (4 ratings)](https://appshunter.io/ios/app/secure-app-2fa-authenticator/id6742843015/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 47 MB | 18 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PrivateNet (HK) Limited](https://appshunter.io/developer/1779024826) | [Marc-Philipp Neusser](https://appshunter.io/developer/1812629889) |

## What reviewers say

### Calculator Ai+

[App page](https://appshunter.io/ios/app/calculator-ai-plus/id6738038300)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| weekly | $7.90 | per 7 days |
| Monthly | $13.90 | per month |
| Year | $99.90 | per year |


### Secure App

[App page](https://appshunter.io/ios/app/secure-app-2fa-authenticator/id6742843015)

This app generates and stores two-factor authentication (2FA) codes securely on your device. It enhances online account security with encrypted backups and data protection. A subscription unlocks all features for robust digital security.

**Highlights:** Generate and store 2FA codes, Enhance online account security, Encrypted data storage, Secure iCloud backups, Device loss protection

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $6.99 | per 7 days |
| Monthly Premium Access | $19.99 | per month |
| Annual Premium Access | $49.99 | per year |


## Frequently asked questions

### Is Calculator Ai+ free?

Calculator Ai+ is free to download, with in-app purchases available.

### Is Secure App free?

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

### Do Calculator Ai+ or Secure App have ads?

Neither Calculator Ai+ nor Secure App shows ads.

### Which is updated more often, Calculator Ai+ or Secure App?

Calculator Ai+ ships an update every 2 weeks, and Secure App every 4 days. Most recently, Calculator Ai+ was updated on October 25, 2026 and Secure App on October 25, 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.*