# iLib Guider 尋書導引 vs 華爾登ESL

The clearest difference is update cadence: iLib Guider 尋書導引 at monthly against 華爾登ESL's every 15 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

iLib Guider 尋書導引 ships an update monthly, 華爾登ESL every 15 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | iLib Guider 尋書導引 | 華爾登ESL |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 15 months |
| Monetization | Free | — |
| Size | 138 MB | 197 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [National Library of Public Information](https://appshunter.io/developer/437739088) | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) |

## What reviewers say

### iLib Guider 尋書導引

[App page](https://appshunter.io/ios/app/ilib-guider/id1343648818)

This app enhances your library experience with indoor navigation, book locating, and self-checkout. It offers features like personalized borrowing status, event notifications, and interactive AR guides. Discover new books and utilize library resources efficiently with smart guidance.

**Highlights:** Indoor book locating with smart navigation, Self-checkout and borrowing status management, Personalized event notifications, Interactive AR and VR guided tours, Mobile library card, Smart space and equipment reservation

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

**In-app purchases:** none


### 華爾登ESL

[App page](https://appshunter.io/ios/app/esl/id6467689164)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iLib Guider 尋書導引 free?

iLib Guider 尋書導引 is free to download, with no in-app purchases.

### Is 華爾登ESL free?

華爾登ESL is free to download, with no in-app purchases.

### Do iLib Guider 尋書導引 or 華爾登ESL have ads?

Neither iLib Guider 尋書導引 nor 華爾登ESL shows ads.

### Which is updated more often, iLib Guider 尋書導引 or 華爾登ESL?

iLib Guider 尋書導引 ships an update monthly, and 華爾登ESL every 15 months. Most recently, iLib Guider 尋書導引 was updated on November 2, 2026 and 華爾登ESL on November 3, 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.*