# Bookends vs Miheni

The clearest difference is in-app purchases: Miheni at none against Bookends's 2. Miheni also leads on update cadence (every 3 weeks vs every 2 months). Bookends's advantage is iOS requirement (18.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Bookends sells 2 in-app purchases, starting at $14.99 per year. Miheni asks for nothing beyond the download.

Bookends ships an update every 2 months, Miheni every 3 weeks. The most recent releases landed on October 16, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Bookends | Miheni |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (398 ratings)](https://appshunter.io/ios/app/bookends/id739087947/reviews)** | — |
| Number of ratings | **398** | — |
| Positive reviews | 76.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 114 MB | 42 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sonny Software, LLC](https://appshunter.io/developer/417583547) | [Miheni Inc.](https://appshunter.io/developer/1847764260) |

## What reviewers say

### Bookends

[App page](https://appshunter.io/ios/app/bookends/id739087947)

Manage your research references and PDFs on your mobile device. Search online databases, import metadata, annotate PDFs, and organize your library. Offers basic functionality for free with optional one-time purchase and yearly subscription for advanced features like cloud sync and unlimited imports.

**Highlights:** Search online reference databases, Import metadata and PDFs, PDF annotation and markup, Barcode scanning for references, Cloud sync across devices, Share online libraries, Create multiple libraries

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $14.99 | per year |
| Standard | $14.99 | one-time |

**What reviewers like**

- 🚀 Seamless sync across devices
- 👍 Excellent PDF annotation tools
- 🔒 Reliable and stable
- 💡 Powerful reference management features
- 👍 Responsive and helpful developer support

**What reviewers complain about**

- 🐛 Sync issues with iCloud and PDF files
- 🔒 Subscription model for essential features
- 👎 Outdated and clunky user interface
- 🔒 Limited functionality on iOS without subscription

**Reported bugs**

- Incompatibility with iCloud Optimized Storage
- Unreliable sync between desktop and mobile versions
- Occasional data loss or corruption

**Requested features**

- Nested folders and tags for better organization
- Automatic PDF metadata extraction
- Improved search and filtering capabilities
- Seamless integration with third-party services


### Miheni

[App page](https://appshunter.io/ios/app/miheni/id6754301449)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bookends free?

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

### Is Miheni free?

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

### Do Bookends or Miheni have ads?

Neither Bookends nor Miheni shows ads.

### Which is updated more often, Bookends or Miheni?

Bookends ships an update every 2 months, and Miheni every 3 weeks. Most recently, Bookends was updated on October 16, 2026 and Miheni on September 30, 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.*