# 建设智学苑 vs Authenticator app, 2FA and MFA

The clearest difference is in-app purchases: 建设智学苑 at none against Authenticator app, 2FA and MFA's 3. 建设智学苑 also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Authenticator app, 2FA and MFA sells 3 in-app purchases, starting at $5.99 per 7 days. 建设智学苑 asks for nothing beyond the download.

建设智学苑 ships an update every 3 weeks, Authenticator app, 2FA and MFA fortnightly. The most recent releases landed on September 8, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 建设智学苑 | Authenticator app, 2FA and MFA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 30 MB | 16 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [庆刚 刘](https://appshunter.io/developer/985048020) | [Conteza LLC](https://appshunter.io/developer/1789506252) |

## What reviewers say

### 建设智学苑

[App page](https://appshunter.io/ios/app/id1499308967)

**Features:** macOS Compatibility

**In-app purchases:** none


### Authenticator app, 2FA and MFA

[App page](https://appshunter.io/ios/app/authenticator-app-2fa-and-mfa/id6743106461)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Unlimited | $5.99 | per 7 days |
| Monthly Subscription | $9.99 | per month |
| Yearly Unlimited | $39.99 | per year |


## Frequently asked questions

### Is 建设智学苑 free?

建设智学苑 is free to download, with no in-app purchases.

### Is Authenticator app, 2FA and MFA free?

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

### Do 建设智学苑 or Authenticator app, 2FA and MFA have ads?

Neither 建设智学苑 nor Authenticator app, 2FA and MFA shows ads.

### Which is updated more often, 建设智学苑 or Authenticator app, 2FA and MFA?

建设智学苑 ships an update every 3 weeks, and Authenticator app, 2FA and MFA fortnightly. Most recently, 建设智学苑 was updated on September 8, 2026 and Authenticator app, 2FA and MFA on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*