# Financial Calculator Ultra vs 2FA Authenticator

The clearest difference is ads: 2FA Authenticator at none against Financial Calculator Ultra's shown. 2FA Authenticator also leads on monetization model (free vs free with in-app purchases) and review sentiment (100% vs 92%). Financial Calculator Ultra's advantage is update cadence (every 2 days vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Financial Calculator Ultra sells 8 in-app purchases, starting at $2.49 per 7 days and 2FA Authenticator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Financial Calculator Ultra ships an update every 2 days, 2FA Authenticator monthly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Financial Calculator Ultra | 2FA Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (72 ratings)](https://appshunter.io/ios/app/financial-calculator-ultra/id6470124380/reviews)** | — |
| Number of ratings | **72** | — |
| Positive reviews | 91.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 74 MB | 5 MB |
| Requires iOS | 17.0 | 17 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Native](https://appshunter.io/developer/1674756856) | [Thomas Weschke](https://appshunter.io/developer/1866715497) |

## What reviewers say

### Financial Calculator Ultra

[App page](https://appshunter.io/ios/app/financial-calculator-ultra/id6470124380)

This app offers a comprehensive suite of financial and scientific calculation tools, including loan amortization, currency conversion, and investment growth analysis. It provides everyday math functions with a clear display and history, all within a native iPhone and iPad interface.

**Highlights:** Basic and scientific calculations, Loan and mortgage amortization schedules, Real-time currency conversion, Investment growth and time value of money, Date and time difference calculations, Customizable interface with themes

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ultra Plus Weekly | $2.49 | per 7 days |
| Ultra Plus Monthly | $4.99 | per month |
| Calculator Ultra Plus Weekly | $4.99 | per 7 days |
| Ultra Plus Monthly | $9.99 | per month |
| Ultra Plus Yearly | $14.99 | per year |
| Ultra Plus Yearly | $29.99 | per year |
| UltraCalc Plus (Promotion) | $24.99 | one-time |
| UltraCalc Plus | $49.99 | one-time |


### 2FA Authenticator

[App page](https://appshunter.io/ios/app/2fa-authenticator-trueauth/id6761183182)

This app securely manages verification codes for your online accounts. It generates one-time passwords (OTP) and keeps your data private with no tracking or external servers. Enjoy a fast, simple, and reliable authentication experience.

**Highlights:** Securely manage verification codes, Generate one-time passwords (OTP), Privacy-first experience with no tracking, Add accounts via QR code scanning, Offline-first functionality, Face ID/Touch ID protection

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrueAuth Pro | $4.99 | one-time |


## Frequently asked questions

### Is Financial Calculator Ultra free?

Financial Calculator Ultra 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 Financial Calculator Ultra or 2FA Authenticator have ads?

Financial Calculator Ultra shows ads; 2FA Authenticator does not.

### Which is updated more often, Financial Calculator Ultra or 2FA Authenticator?

Financial Calculator Ultra ships an update every 2 days, and 2FA Authenticator monthly. Most recently, Financial Calculator Ultra was updated on November 7, 2026 and 2FA Authenticator on November 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.*