# 上海话认物卡2 vs Philosophy Books

The clearest difference is price: 上海话认物卡2 at Free against Philosophy Books's $1.99. 上海话认物卡2 also leads on update cadence (every 8 months vs every 19 months). Philosophy Books's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 11.0). On ads and device support there is nothing between them.

上海话认物卡2 is free to download; Philosophy Books costs $1.99 up front. 上海话认物卡2 sells 1 one-off in-app purchase. Philosophy Books asks for nothing beyond the download.

上海话认物卡2 ships an update every 8 months, Philosophy Books every 19 months. The most recent releases landed on May 16, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 上海话认物卡2 | Philosophy Books |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 19 months |
| Monetization | — | Paid |
| Size | 24 MB | 66 MB |
| Requires iOS | 11.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [晓东 王](https://appshunter.io/developer/574180694) | [俊 姜](https://appshunter.io/developer/974809005) |

## What reviewers say

### 上海话认物卡2

[App page](https://appshunter.io/ios/app/2/id884774034)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 冬泉上海话认物卡2-食品篇 | $1.99 | one-time |


### Philosophy Books

[App page](https://appshunter.io/ios/app/philosophy-books/id1250634701)

Access a curated collection of 30 essential English philosophy books offline. Searchable content allows for quick access to classic works from renowned thinkers. All in one convenient application.

**Highlights:** 30 must-read philosophy books, Searchable content, Offline access, All-in-one app, Classic English texts

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

**In-app purchases:** none


## Frequently asked questions

### Is 上海话认物卡2 free?

上海话认物卡2 is free to download, with in-app purchases available.

### Is Philosophy Books free?

Philosophy Books costs $1.99, with no in-app purchases.

### Do 上海话认物卡2 or Philosophy Books have ads?

Neither 上海话认物卡2 nor Philosophy Books shows ads.

### Which is updated more often, 上海话认物卡2 or Philosophy Books?

上海话认物卡2 ships an update every 8 months, and Philosophy Books every 19 months. Most recently, 上海话认物卡2 was updated on May 16, 2026 and Philosophy Books on September 17, 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.*