# 保密观 vs 天天读书

The clearest difference is review sentiment: 天天读书 at 90% against 保密观's 15%. 天天读书 also leads on rating (3.6 vs 1.1) and update cadence (every 2 weeks vs every 2 months). 保密观's advantage is in-app purchases (none vs 4) and ratings volume (91 vs 13). On price, ads and device support there is nothing between them.

Both are free to download. 天天读书 sells 4 in-app purchases, starting at $0.99 per month. 保密观 asks for nothing beyond the download.

天天读书 holds the better App Store score, 3.6 against 1.1. That said, the two scores are not equally well evidenced: 保密观 has 91 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 15% of 保密观's written reviews are positive against 90% of 天天读书's.

保密观 ships an update every 2 months, 天天读书 every 2 weeks. The most recent releases landed on October 18, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | 保密观 | 天天读书 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.1 (91 ratings)](https://appshunter.io/ios/app/id1521593929/reviews) | **[3.6 (13 ratings)](https://appshunter.io/ios/app/id1624499080/reviews)** |
| Number of ratings | **91** | 13 |
| Positive reviews | 15.3% of reviews | **90.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 137 MB | 51 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [金城出版社](https://appshunter.io/developer/1175278244) | [莹 李](https://appshunter.io/developer/1618937112) |

## What reviewers say

### 保密观

[App page](https://appshunter.io/ios/app/id1521593929)

**In-app purchases:** none


### 天天读书

[App page](https://appshunter.io/ios/app/id1624499080)

This app connects book lovers to solve the problem of finding new reading material. Discover a wide variety of reading preferences and connect with like-minded individuals to ensure you never run out of books to read.

**Highlights:** Find new books, Connect with readers, Solve book shortages, Discover reading preferences, Community for book lovers

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $0.99 | per month |
| 季度会员 | $2.99 | per 3 months |
| 年会员 | $6.99 | per year |
| 终身会员 | $19.99 | one-time |


## Frequently asked questions

### Is 保密观 free?

保密观 is free to download, with no in-app purchases.

### Is 天天读书 free?

天天读书 is free to download, with in-app purchases available.

### Which has better reviews, 保密观 or 天天读书?

天天读书 is rated higher. 保密观 averages 1.1 out of 5 from 91 ratings, while 天天读书 averages 3.6 from 13 ratings.

### Do 保密观 or 天天读书 have ads?

Neither 保密观 nor 天天读书 shows ads.

### Which is updated more often, 保密观 or 天天读书?

保密观 ships an update every 2 months, and 天天读书 every 2 weeks. Most recently, 保密观 was updated on October 18, 2026 and 天天读书 on October 14, 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.*