# Harris County Public Library vs Ace CDLmaster

The clearest difference is rating: Ace CDLmaster at 5.0 against Harris County Public Library's 3.6. Ace CDLmaster also leads on update cadence (weekly vs every 3 months). Harris County Public Library's advantage is ratings volume (29 vs 1). 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.

Ace CDLmaster holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: Harris County Public Library has 29 ratings behind it against 1, so its average is the more settled of the two.

Harris County Public Library ships an update every 3 months, Ace CDLmaster weekly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Harris County Public Library | Ace CDLmaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (29 ratings)](https://appshunter.io/ios/app/harris-county-public-library/id681295531/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ace-cdlmaster/id6761285374/reviews)** |
| Number of ratings | **29** | 1 |
| Positive reviews | 35.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 50 MB | 37 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [County of Harris](https://appshunter.io/developer/545707061) | [Hansel Andujar](https://appshunter.io/developer/1888650557) |

## What reviewers say

### Harris County Public Library

[App page](https://appshunter.io/ios/app/harris-county-public-library/id681295531)

Access library resources on your mobile device. Manage your account, search the catalog for books and media, and discover new titles. Find library events, locations, and connect on social media.

**Highlights:** Account management, Catalog search, Place holds, Browse new titles, View library events, Find locations and hours

**Features:** Vision Pro support

**In-app purchases:** none


### Ace CDLmaster

[App page](https://appshunter.io/ios/app/ace-cdlmaster/id6761285374)

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

**In-app purchases:** none


## Frequently asked questions

### Is Harris County Public Library free?

Harris County Public Library is free to download, with no in-app purchases.

### Is Ace CDLmaster free?

Ace CDLmaster is free to download, with no in-app purchases.

### Which has better reviews, Harris County Public Library or Ace CDLmaster?

Ace CDLmaster is rated higher. Harris County Public Library averages 3.6 out of 5 from 29 ratings, while Ace CDLmaster averages 5.0 from 1 ratings.

### Do Harris County Public Library or Ace CDLmaster have ads?

Neither Harris County Public Library nor Ace CDLmaster shows ads.

### Which is updated more often, Harris County Public Library or Ace CDLmaster?

Harris County Public Library ships an update every 3 months, and Ace CDLmaster weekly. Most recently, Harris County Public Library was updated on October 23, 2026 and Ace CDLmaster on October 24, 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.*