# myCalcBuddy vs 2FA Authenticator

The clearest difference is update cadence: myCalcBuddy at every 3 weeks against 2FA Authenticator's every 6 weeks. myCalcBuddy also leads on iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. myCalcBuddy sells 1 one-off in-app purchase and 2FA Authenticator sells 5 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

myCalcBuddy ships an update every 3 weeks, 2FA Authenticator every 6 weeks. Both last shipped on September 29, 2026.

## The numbers

| Metric | myCalcBuddy | 2FA Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (154 ratings)](https://appshunter.io/ios/app/2fa-authenticator-otp-codes/id6470339286/reviews)** |
| Number of ratings | — | **154** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 55 MB | 71 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Carole Rivington](https://appshunter.io/developer/1347184780) | [AdSpark OU](https://appshunter.io/developer/1786861499) |

## What reviewers say

### myCalcBuddy

[App page](https://appshunter.io/ios/app/mycalcbuddy/id6450136726)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $3.99 | one-time |


### 2FA Authenticator

[App page](https://appshunter.io/ios/app/2fa-authenticator-otp-codes/id6470339286)

Secure your online accounts with this app that generates and stores two-factor authentication codes. Easily scan QR codes for setup and benefit from offline functionality and iCloud backup. Protect your digital identity with robust security features.

**Highlights:** Generate 2FA/MFA tokens, Scan QR codes for setup, iCloud backup and sync, Passcode protection, Offline functionality, Support for 1000+ services

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $9.99 | per 7 days |
| Premium Monthly | $9.99 | per month |
| Premium Yearly Offer | $19.99 | per year |
| Premium Yearly Trial | $39.99 | per year |
| Premium Yearly | $39.99 | per year |


## Frequently asked questions

### Is myCalcBuddy free?

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

### Is 2FA Authenticator free?

2FA Authenticator is free to download, with in-app purchases available.

### Do myCalcBuddy or 2FA Authenticator have ads?

Both myCalcBuddy and 2FA Authenticator show ads.

### Which is updated more often, myCalcBuddy or 2FA Authenticator?

myCalcBuddy ships an update every 3 weeks, and 2FA Authenticator every 6 weeks. Most recently, myCalcBuddy was updated on September 29, 2026 and 2FA Authenticator on September 29, 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.*