# Calculator XplusY vs Authenticator App!

The clearest difference is price: Authenticator App! at Free against Calculator XplusY's $1.99. Authenticator App! also leads on update cadence (every 4 days vs fortnightly). Calculator XplusY's advantage is in-app purchases (none vs 9) and ads (none vs shown).

Authenticator App! is free to download; Calculator XplusY costs $1.99 up front. Authenticator App! sells 9 in-app purchases, starting at $4.99 per 7 days. Calculator XplusY asks for nothing beyond the download.

Calculator XplusY ships an update fortnightly, Authenticator App! every 4 days. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Calculator XplusY | Authenticator App! |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.4 (8 ratings)](https://appshunter.io/ios/app/authenticator-app/id6757789399/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 87 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [crea:do s.r.o.](https://appshunter.io/developer/1816197473) | [VarMeta](https://appshunter.io/developer/1837594305) |

## What reviewers say

### Calculator XplusY

[App page](https://appshunter.io/ios/app/calculator-xplusy/id6746332566)

**In-app purchases:** none


### Authenticator App!

[App page](https://appshunter.io/ios/app/authenticator-app/id6757789399)

This app enhances online security by generating one-time passwords for two-factor and multi-factor authentication. It offers quick QR code scanning for easy account setup and supports offline code generation, ensuring access even without an internet connection. Protect your personal, work, and financial accounts with robust security features.

**Highlights:** Generate secure OTP & TOTP codes, Quick QR code scanning, Support 2FA & MFA security, Face ID & Passcode protection, Offline code generation, Manage multiple accounts, Backup & Restore functionality

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Access | $4.99 | per 7 days |
| Weekly Pro Access | $6.99 | per 7 days |
| Week Premium | $9.99 | per 7 days |
| Week Pro | $9.99 | per 7 days |
| Monthly Pro Access | $19.99 | per month |
| Yearly Premium | $34.99 | per year |
| Yearly Pro | $39.99 | per year |
| Yearly Premium Access | $39.99 | per year |
| Authenticator – Lifetime Access | $59.99 | one-time |


## Frequently asked questions

### Is Calculator XplusY free?

Calculator XplusY costs $1.99, with no in-app purchases.

### Is Authenticator App! free?

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

### Do Calculator XplusY or Authenticator App! have ads?

Authenticator App! shows ads; Calculator XplusY does not.

### Which is updated more often, Calculator XplusY or Authenticator App!?

Calculator XplusY ships an update fortnightly, and Authenticator App! every 4 days. Most recently, Calculator XplusY was updated on October 3, 2026 and Authenticator App! on October 5, 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.*