# Authenticator App PRO vs TOTP Calc

The clearest difference is price: Authenticator App PRO at Free against TOTP Calc's $1.99. Authenticator App PRO also leads on update cadence (weekly vs every 5 weeks) and iOS requirement (15.0 vs 18.0). TOTP Calc's advantage is in-app purchases (none vs 6) and ads (none vs shown). On device support there is nothing between them.

Authenticator App PRO is free to download; TOTP Calc costs $1.99 up front. Authenticator App PRO sells 6 in-app purchases, starting at $2.99 per 7 days. TOTP Calc asks for nothing beyond the download.

Authenticator App PRO ships an update weekly, TOTP Calc every 5 weeks. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Authenticator App PRO | TOTP Calc |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/authenticator-app-pro/id6740162242/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 5 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 72 MB | 8 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Hansaben Moradiya](https://appshunter.io/developer/1788656038) | [Shizuka TORITANI](https://appshunter.io/developer/967884555) |

## What reviewers say

### Authenticator App PRO

[App page](https://appshunter.io/ios/app/authenticator-app-pro/id6740162242)

Secure your online accounts with this app, generating time-based one-time passwords for two-factor authentication. It supports major platforms, offers biometric security, and allows for easy import and export of codes. The app works offline and syncs across multiple devices for seamless account protection.

**Highlights:** Generate 2FA & MFA Codes, Securely Manage All Accounts, Import & Export 2FA Codes, Biometric Security (Face ID/Touch ID), Scan QR Codes Instantly, Works Offline, Multi-Device Sync

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $2.99 | per 7 days |
| Weekly Plan | $6.99 | per 7 days |
| Weekly Plan | $7.99 | per 7 days |
| monthly plan | $7.99 | per month |
| Weekly Plan | $9.99 | per 7 days |
| lifetime plan | $59.99 | one-time |


### TOTP Calc

[App page](https://appshunter.io/ios/app/totp-calc/id6742089228)

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App PRO free?

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

### Is TOTP Calc free?

TOTP Calc costs $1.99, with no in-app purchases.

### Do Authenticator App PRO or TOTP Calc have ads?

Authenticator App PRO shows ads; TOTP Calc does not.

### Which is updated more often, Authenticator App PRO or TOTP Calc?

Authenticator App PRO ships an update weekly, and TOTP Calc every 5 weeks. Most recently, Authenticator App PRO was updated on October 14, 2026 and TOTP Calc on October 7, 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.*