# NLB Mobile vs Synopsia

The clearest difference is rating: Synopsia at 4.6 against NLB Mobile's 3.3. Synopsia also leads on review sentiment (69% vs 41%) and ratings volume (290 vs 35). NLB Mobile's advantage is in-app purchases (none vs 4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Synopsia sells 4 in-app purchases, starting at $6.99 per month. NLB Mobile asks for nothing beyond the download.

Synopsia holds the better App Store score, 4.6 against 3.3. That said, the two scores are not equally well evidenced: Synopsia has 290 ratings behind it against 35, so its average is the more settled of the two. Written reviews point the same way: 41% of NLB Mobile's written reviews are positive against 69% of Synopsia's.

NLB Mobile ships an update monthly, Synopsia every 2 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | NLB Mobile | Synopsia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (35 ratings)](https://appshunter.io/ios/app/nlb-mobile/id1147053983/reviews) | **[4.6 (290 ratings)](https://appshunter.io/ios/app/synopsia-book-summaries/id6448647429/reviews)** |
| Number of ratings | 35 | **290** |
| Positive reviews | 41.3% of reviews | **69.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 123 MB | 32 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [National Library Board Singapore](https://appshunter.io/developer/411883166) | [Devpool](https://appshunter.io/developer/945885126) |

## What reviewers say

### NLB Mobile

[App page](https://appshunter.io/ios/app/nlb-mobile/id1147053983)

Access a vast collection of ebooks, audiobooks, magazines, and newspapers. Borrow physical items, take online courses, and manage your library account and family's accounts easily. Discover new digital resources and log in securely with QR Login.

**Highlights:** Read ebooks and audiobooks, Access eMagazines and eNewspapers, Take online courses, Borrow physical library items, Manage library accounts, QR Login for easy sign-in

**Features:** Vision Pro support

**In-app purchases:** none


### Synopsia

[App page](https://appshunter.io/ios/app/synopsia-book-summaries/id6448647429)

Access key ideas from top books in audio summaries. Learn new concepts quickly, whether you're commuting or relaxing. Offers a vast library, speed control, and offline listening.

**Highlights:** Extensive library of book summaries, Bionic Reading for faster absorption, Adjustable font size and speed control, Subtitles and automatic video player, Offline book summary downloads, Learn new words and access key points

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Synopsia+ Monthly Subscription | $6.99 | per month |
| Synopsia+ Annual Subscription | $6.99 | per year |
| Buy a book | $1.99 | one-time |
| Synopsia+ Lifetime | $99.99 | one-time |

**What reviewers like**

- 👍 Great app idea
- 👍 Nice idea for book summaries
- 👍 Cool app for books
- 👍 App reads books
- 👍 Excellent application

**What reviewers complain about**

- 👎 Very few books of interest
- 👎 Cannot find books when searching
- 👎 No key points
- 👎 No citations
- 👎 Cannot ask AI questions

**Reported bugs**

- Error when clicking download
- When I click buy on Amazon it takes me to the French Amazon store
- Cannot get bookmarked titles off my list
- Support website oriented toward business partners, not app users
- There are not any summaries available in this app to listen to

**Requested features**

- Support for Airplay, Carplay, and Chromecast
- Ability to copy and paste summaries and share them
- Requests for books, even in French
- Offline mode feature
- Make Amazon link go to U.S. Amazon store


## Frequently asked questions

### Is NLB Mobile free?

NLB Mobile is free to download, with no in-app purchases.

### Is Synopsia free?

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

### Which has better reviews, NLB Mobile or Synopsia?

Synopsia is rated higher. NLB Mobile averages 3.3 out of 5 from 35 ratings, while Synopsia averages 4.6 from 290 ratings.

### Do NLB Mobile or Synopsia have ads?

Neither NLB Mobile nor Synopsia shows ads.

### Which is updated more often, NLB Mobile or Synopsia?

NLB Mobile ships an update monthly, and Synopsia every 2 weeks. Most recently, NLB Mobile was updated on October 24, 2026 and Synopsia on October 27, 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.*