# 作业快对 vs SingLinkVPN

The clearest difference is in-app purchases: 作业快对 at none against SingLinkVPN's 3. 作业快对 also leads on iOS requirement (12.0 vs 15.0). SingLinkVPN's advantage is update cadence (every 9 days vs every 17 months) and device support (5 vs 2). On price and ads there is nothing between them.

Both are free to download. SingLinkVPN sells 3 in-app purchases, starting at $7.59 per month. 作业快对 asks for nothing beyond the download.

作业快对 ships an update every 17 months, SingLinkVPN every 9 days. The most recent releases landed on September 23, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | 作业快对 | SingLinkVPN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/singlinkvpn/id6759948234/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 61.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 9 days** |
| Monetization | — | Freemium |
| Size | 54 MB | 114 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac, Apple TV** |
| Age rating | 17+ | 4+ |
| Developer | [佐北 宁](https://appshunter.io/developer/1556784907) | [SingLink LLC](https://appshunter.io/developer/1881868489) |

## What reviewers say

### 作业快对

[App page](https://appshunter.io/ios/app/ai/id6475805372)

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

**In-app purchases:** none


### SingLinkVPN

[App page](https://appshunter.io/ios/app/singlinkvpn/id6759948234)

Secure your online activity with intelligent routing and industry-standard encryption. This app offers one-tap connection, ad and tracker blocking, and access to global network locations. A free plan is available with daily limits, and a premium subscription unlocks unlimited usage and more.

**Highlights:** One-tap connection, Intelligent routing, Global network access, Strict no-logs policy, DNS ad and tracker blocking, Multi-device support

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SingLink Plus Monthly | $7.59 | per month |
| SingLink Plus Quarterly | $19.90 | per 3 months |
| SingLink Plus Yearly | $89.99 | per year |


## Frequently asked questions

### Is 作业快对 free?

作业快对 is free to download, with no in-app purchases.

### Is SingLinkVPN free?

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

### Do 作业快对 or SingLinkVPN have ads?

Neither 作业快对 nor SingLinkVPN shows ads.

### Which is updated more often, 作业快对 or SingLinkVPN?

作业快对 ships an update every 17 months, and SingLinkVPN every 9 days. Most recently, 作业快对 was updated on September 23, 2026 and SingLinkVPN on September 18, 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.*