# 学信网 vs PolyEcho

The clearest difference is in-app purchases: 学信网 at none against PolyEcho's 4. 学信网 also leads on chart position (#182 vs unranked). PolyEcho's advantage is update cadence (every 5 days vs every 4 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PolyEcho sells 4 in-app purchases, starting at $12.99 per month. 学信网 asks for nothing beyond the download.

学信网 ships an update every 4 weeks, PolyEcho every 5 days. The most recent releases landed on October 14, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | 学信网 | PolyEcho |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (1.5K ratings)](https://appshunter.io/ios/app/id1488854568/reviews)** | — |
| Number of ratings | **1.5K** | — |
| Positive reviews | 5.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 5 days** |
| Best chart rank | **#182** | — |
| Size | 68 MB | 207 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [中国高等教育学生信息网(学信网)](https://appshunter.io/developer/1488854567) | [楷博 尚](https://appshunter.io/developer/1801785390) |

## What reviewers say

### 学信网

[App page](https://appshunter.io/ios/app/id1488854568)

**Currently charting:** #182 Top Free · Education (US App Store)

Verify academic records, degrees, and certifications online easily with our app. Instantly access school enrollment, degree status, and validation reports.

**Features:** Vision Pro support

**In-app purchases:** none


### PolyEcho

[App page](https://appshunter.io/ios/app/polyecho/id6743313316)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $12.99 | per month |
| Semi-Annual Subscription | $59.99 | per 6 months |
| Annual Subscription | $99.99 | per year |
| 5-Time Conversation Credit | $2.99 | one-time |


## Frequently asked questions

### Is 学信网 free?

学信网 is free to download, with no in-app purchases.

### Is PolyEcho free?

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

### Do 学信网 or PolyEcho have ads?

Neither 学信网 nor PolyEcho shows ads.

### Which is updated more often, 学信网 or PolyEcho?

学信网 ships an update every 4 weeks, and PolyEcho every 5 days. Most recently, 学信网 was updated on October 14, 2026 and PolyEcho on September 30, 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.*