# 2FA TOTP Authenticator vs SMIME Toolkit

The clearest difference is update cadence: SMIME Toolkit at weekly against 2FA TOTP Authenticator's every 5 weeks. SMIME Toolkit also leads on chart position (#166 vs unranked) and iOS requirement (16.0 vs 26.0). 2FA TOTP Authenticator's advantage is price ($0.99 vs $1.99). On ads, in-app purchases and device support there is nothing between them.

2FA TOTP Authenticator costs $0.99 and SMIME Toolkit $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

2FA TOTP Authenticator ships an update every 5 weeks, SMIME Toolkit weekly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 2FA TOTP Authenticator | SMIME Toolkit |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/smime-toolkit-smime-setup/id6758324323/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | — | Paid |
| Best chart rank | — | **#166** |
| Size | 15 MB | 3 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [捷 凌](https://appshunter.io/developer/1509023962) | [Seth Farrington18896201822](https://appshunter.io/developer/1803242963) |

## What reviewers say

### 2FA TOTP Authenticator

[App page](https://appshunter.io/ios/app/2fa-totp-authenticator-widget/id1509275023)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### SMIME Toolkit

[App page](https://appshunter.io/ios/app/smime-toolkit-smime-setup/id6758324323)

**Currently charting:** #166 Top Paid · Utilities (US App Store)

This app simplifies the process of setting up S/MIME for secure email on your iPhone and iPad. It guides you through generating keys, requesting certificates, and exporting your identity for manual installation in Apple Mail.

**Highlights:** On-device key generation, Standards-compliant CSR creation, Secure certificate requests, PKCS#12 (.p12) identity export, Face ID/Touch ID protection, Manual installation guidance

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

**In-app purchases:** none


## Frequently asked questions

### Is 2FA TOTP Authenticator free?

2FA TOTP Authenticator costs $0.99, with no in-app purchases.

### Is SMIME Toolkit free?

SMIME Toolkit costs $1.99, with no in-app purchases.

### Do 2FA TOTP Authenticator or SMIME Toolkit have ads?

Neither 2FA TOTP Authenticator nor SMIME Toolkit shows ads.

### Which is updated more often, 2FA TOTP Authenticator or SMIME Toolkit?

2FA TOTP Authenticator ships an update every 5 weeks, and SMIME Toolkit weekly. Most recently, 2FA TOTP Authenticator was updated on October 29, 2026 and SMIME Toolkit on October 28, 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.*