# 电力换算 vs Glass Authenticator 2FA

The clearest difference is in-app purchases: 电力换算 at none against Glass Authenticator 2FA's 1. 电力换算 also leads on iOS requirement (15.6 vs 18.0). Glass Authenticator 2FA's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Glass Authenticator 2FA sells 1 one-off in-app purchase. 电力换算 asks for nothing beyond the download.

## The numbers

| Metric | 电力换算 | Glass Authenticator 2FA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Weekly |
| Monetization | — | Paid |
| Size | 15 MB | 11 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Duoxiang Technology Co., Ltd](https://appshunter.io/developer/1534573413) | [丽 谭](https://appshunter.io/developer/1869558867) |

## What reviewers say

### 电力换算

[App page](https://appshunter.io/ios/app/id6745462224)

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

**In-app purchases:** none


### Glass Authenticator 2FA

[App page](https://appshunter.io/ios/app/glass-authenticator-2fa/id6760772127)

This app offers elegant two-factor authentication with a modern glassmorphic design. It supports industry-standard TOTP/HOTP algorithms, iCloud sync, and biometric security for enhanced protection of your online accounts.

**Highlights:** Glassmorphic UI design, TOTP and HOTP algorithm support, iCloud sync across devices, Apple Watch app, Biometric vault (Face ID/Touch ID), Automatic brand icon recognition, Privacy-first local storage

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Glass Auth Pro Lifetime | $2.99 | one-time |


## Frequently asked questions

### Is 电力换算 free?

电力换算 is free to download, with no in-app purchases.

### Is Glass Authenticator 2FA free?

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

### Do 电力换算 or Glass Authenticator 2FA have ads?

电力换算 shows ads; Glass Authenticator 2FA does not.

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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.*