# 智能火花 vs 河马英文阅读器 (Hippo Reader)

The clearest difference is price: 智能火花 at Free against 河马英文阅读器 (Hippo Reader)'s $0.99. 智能火花 also leads on ads (none vs shown) and iOS requirement (9.0 vs 13.0). 河马英文阅读器 (Hippo Reader)'s advantage is device support (3 vs 1). On update cadence and in-app purchases there is nothing between them.

智能火花 is free to download; 河马英文阅读器 (Hippo Reader) costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

智能火花 ships an update every 2 months, 河马英文阅读器 (Hippo Reader) every 6 weeks. The most recent releases landed on May 22, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | 智能火花 | 河马英文阅读器 (Hippo Reader) |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[4.8 (41 ratings)](https://appshunter.io/ios/app/hippo-reader/id1579211407/reviews)** |
| Number of ratings | — | **41** |
| Positive reviews | — | 94.3% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | — | Paid |
| Size | 102 MB | 57 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [海明 肖](https://appshunter.io/developer/1195409155) | [LexyTech Ltd.](https://appshunter.io/developer/1643712954) |

## What reviewers say

### 智能火花

[App page](https://appshunter.io/ios/app/id1434254850)

**In-app purchases:** none


### 河马英文阅读器 (Hippo Reader)

[App page](https://appshunter.io/ios/app/hippo-reader/id1579211407)

This app offers a minimalist English e-book reader for an immersive reading experience. It allows users to easily look up word meanings, translate sentences, and access various dictionary definitions with a simple tap or double-tap. Features include offline reading, customizable fonts, and note-taking capabilities.

**Highlights:** Integrated dictionary and translation, Offline reading support, Customizable fonts and reading styles, Note-taking and export, Vocabulary analysis by level, Web page reading with word lookup

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

**In-app purchases:** none


## Frequently asked questions

### Is 智能火花 free?

智能火花 is free to download, with no in-app purchases.

### Is 河马英文阅读器 (Hippo Reader) free?

河马英文阅读器 (Hippo Reader) costs $0.99, with no in-app purchases.

### Do 智能火花 or 河马英文阅读器 (Hippo Reader) have ads?

河马英文阅读器 (Hippo Reader) shows ads; 智能火花 does not.

### Which is updated more often, 智能火花 or 河马英文阅读器 (Hippo Reader)?

智能火花 ships an update every 2 months, and 河马英文阅读器 (Hippo Reader) every 6 weeks. Most recently, 智能火花 was updated on May 22, 2026 and 河马英文阅读器 (Hippo Reader) on September 25, 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.*