# Library Merger vs SMPW Scheduler

The clearest difference is rating: SMPW Scheduler at 5.0 against Library Merger's 4.6. SMPW Scheduler also leads on review sentiment (100% vs 81%) and update cadence (fortnightly vs every 2 months). Library Merger's advantage is ratings volume (39 vs 5). On price, ads, in-app purchases and monetization model there is nothing between them.

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

SMPW Scheduler holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Library Merger has 39 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 81% of Library Merger's written reviews are positive against 100% of SMPW Scheduler's.

Library Merger ships an update every 2 months, SMPW Scheduler fortnightly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Library Merger | SMPW Scheduler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (39 ratings)](https://appshunter.io/ios/app/library-merger/id1539780103/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/smpw-scheduler/id6762612656/reviews)** |
| Number of ratings | **39** | 5 |
| Positive reviews | 81.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 14 MB | 25 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andreas Skorczyk](https://appshunter.io/developer/1539780105) | [Brandon Harris](https://appshunter.io/developer/1894835938) |

## What reviewers say

### Library Merger

[App page](https://appshunter.io/ios/app/library-merger/id1539780103)

Easily combine two JW Library backups into a single, unified version. Resolve conflicts by choosing which content to keep, ensuring your study materials are consistent across all your devices. This utility streamlines library management for users of JW Library.

**Highlights:** Combine two JW Library backups, Resolve content conflicts, Restore merged backup to devices, Open backups via AirDrop, Open-source code

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

**In-app purchases:** none


### SMPW Scheduler

[App page](https://appshunter.io/ios/app/smpw-scheduler/id6762612656)

Quickly create volunteer rotations with customizable time intervals and multiple locations. Generate color-coded schedules that can be shared as images instantly. Works offline with no account or login required.

**Highlights:** Fast schedule generation, Multiple locations, Flexible time intervals, Color-coded assignments, One-tap share, Works fully offline, Dark mode

**In-app purchases:** none


## Frequently asked questions

### Is Library Merger free?

Library Merger is free to download, with no in-app purchases.

### Is SMPW Scheduler free?

SMPW Scheduler is free to download, with no in-app purchases.

### Which has better reviews, Library Merger or SMPW Scheduler?

SMPW Scheduler is rated higher. Library Merger averages 4.6 out of 5 from 39 ratings, while SMPW Scheduler averages 5.0 from 5 ratings.

### Do Library Merger or SMPW Scheduler have ads?

Neither Library Merger nor SMPW Scheduler shows ads.

### Which is updated more often, Library Merger or SMPW Scheduler?

Library Merger ships an update every 2 months, and SMPW Scheduler fortnightly. Most recently, Library Merger was updated on November 3, 2026 and SMPW Scheduler on October 31, 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.*