# 仪器信息网 vs 熊猫吃短信2

The clearest difference is ratings volume: 熊猫吃短信2 at 247 against 仪器信息网's 22. 仪器信息网's advantage is iOS requirement (13.0 vs 16.0). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. 仪器信息网 sells 10 one-off in-app purchases and 熊猫吃短信2 sells 2 in-app purchases, starting at $0.49 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for 仪器信息网 against 4.6 for 熊猫吃短信2. That said, the two scores are not equally well evidenced: 熊猫吃短信2 has 247 ratings behind it against 22, so its average is the more settled of the two. Written reviews split almost evenly too, at 71% and 71% positive.

仪器信息网 ships an update every 2 weeks, 熊猫吃短信2 every 9 days. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 仪器信息网 | 熊猫吃短信2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (22 ratings)](https://appshunter.io/ios/app/id674872309/reviews) | **[4.6 (247 ratings)](https://appshunter.io/ios/app/2/id1642682818/reviews)** |
| Number of ratings | 22 | **247** |
| Positive reviews | **71.4% of reviews** | 71.1% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 256 MB | 15 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [仪器信息网](https://appshunter.io/developer/674872312) | [Early Moon, LLC](https://appshunter.io/developer/1119881923) |

## What reviewers say

### 仪器信息网

[App page](https://appshunter.io/ios/app/id674872309)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6块钱(600个好学币) | $0.99 | one-time |
| 30块钱(3000个好学币) | $4.99 | one-time |
| 50块钱(5000个好学币) | $7.99 | one-time |
| 108块钱(10800个好学币) | $15.99 | one-time |
| 购买VIP会员12个月（年度会员） | $21.99 | one-time |
| 208块钱(20800个好学币) | $30.99 | one-time |
| 418块钱(41800个好学币) | $64.99 | one-time |
| 998块钱(99800个好学币) | $149.99 | one-time |
| 1598块钱(159800个好学币) | $239.99 | one-time |
| 1998块钱(199800个好学币) | $299.99 | one-time |


### 熊猫吃短信2

[App page](https://appshunter.io/ios/app/2/id1642682818)

This app uses machine learning to intelligently filter your text messages, categorizing them beyond just spam. It offers detailed classifications for financial, order, and weather-related messages, all processed offline on your device for enhanced privacy. Users can contribute to its learning by reporting misclassified messages.

**Highlights:** Machine learning SMS filtering, Offline processing, Detailed message categorization, User-contributed learning, Privacy-focused

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 订阅机器学习模型（按月） | $0.49 | per month |
| 订阅机器学习模型（按年） | $0.99 | per year |

**What reviewers like**

- 👍 Stable and reliable
- 👍 High update frequency
- 👍 Good at filtering spam
- 👍 Useful AI recognition
- 👍 Simple and practical UI

**What reviewers complain about**

- 👎 AI filtering ineffective
- 👎 Cannot block certain numbers
- 👎 Accuracy decreasing
- 👎 Misintercepts important alerts
- 👎 Subscription issues with region changes

**Reported bugs**

- Custom rules not syncing across devices
- Subscription invalid after changing region
- iOS 18 functionality not working
- Software logic bug with SMS redirection
- Old version UI appears after upgrade

**Requested features**

- Custom rule migration or iCloud sync
- Batch import keywords
- Permanent in-app purchase option
- Regular expression support
- iCloud sync for custom rules


## Frequently asked questions

### Is 仪器信息网 free?

仪器信息网 is free to download, with in-app purchases available.

### Is 熊猫吃短信2 free?

熊猫吃短信2 is free to download, with in-app purchases available.

### Which has better reviews, 仪器信息网 or 熊猫吃短信2?

熊猫吃短信2 is rated higher. 仪器信息网 averages 4.5 out of 5 from 22 ratings, while 熊猫吃短信2 averages 4.6 from 247 ratings.

### Do 仪器信息网 or 熊猫吃短信2 have ads?

Neither 仪器信息网 nor 熊猫吃短信2 shows ads.

### Which is updated more often, 仪器信息网 or 熊猫吃短信2?

仪器信息网 ships an update every 2 weeks, and 熊猫吃短信2 every 9 days. Most recently, 仪器信息网 was updated on October 16, 2026 and 熊猫吃短信2 on October 13, 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.*