# The ARC Library vs Lecturameter

The clearest difference is update cadence: Lecturameter at every 2 days against The ARC Library's weekly. The ARC Library's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. The ARC Library sells 8 in-app purchases, starting at $2.99 per month and Lecturameter sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

The ARC Library ships an update weekly, Lecturameter every 2 days. The most recent releases landed on November 13, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | The ARC Library | Lecturameter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/the-arc-library/id6759504375/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 111 MB | 232 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Romana Adamka](https://appshunter.io/developer/1879079829) | [Victor Parra Cruz](https://appshunter.io/developer/6814164713) |

## What reviewers say

### The ARC Library

[App page](https://appshunter.io/ios/app/the-arc-library/id6759504375)

Manage your Advance Reader Copy (ARC) books, deadlines, and reviews. This platform connects readers and authors, offering tools for tracking reading progress, organizing campaigns, and discovering new opportunities. It provides a centralized hub for all your book-related activities.

**Highlights:** Track ARC books by title, ISBN, or barcode, Manage reading progress and deadlines, Write and save reviews directly in the app, Detailed reading statistics and genre analysis, Tools for content creators and authors, Discover new ARC opportunities, Create and manage ARC campaigns

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ARC Addon (Monthly) | $2.99 | per month |
| ARC Library Premium (Monthly) | $7.99 | per month |
| Authors Monthly | $9.99 | per month |
| Combo Plan Monthly | $12.99 | per month |
| ARC Addon (Yearly) | $29.99 | per year |
| ARC Library Premium (yearly) | $79.99 | per year |
| Author Yearly | $99.99 | per year |
| Combo Yearly | $129.99 | per year |


### Lecturameter

[App page](https://appshunter.io/ios/app/lecturameter-reading-tracker/id6814164711)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro free trial (7 days) | Free | one-time |
| Lecturameter Pro | $2.99 | one-time |


## Frequently asked questions

### Is The ARC Library free?

The ARC Library is free to download, with in-app purchases available.

### Is Lecturameter free?

Lecturameter is free to download, with in-app purchases available.

### Do The ARC Library or Lecturameter have ads?

Neither The ARC Library nor Lecturameter shows ads.

### Which is updated more often, The ARC Library or Lecturameter?

The ARC Library ships an update weekly, and Lecturameter every 2 days. Most recently, The ARC Library was updated on November 13, 2026 and Lecturameter on November 10, 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.*