# Evenix vs Zotero

The clearest difference is review sentiment: Evenix at 100% against Zotero's 78%. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Evenix | Zotero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (436 ratings)](https://appshunter.io/ios/app/zotero/id1513554812/reviews)** |
| Number of ratings | — | **436** |
| Positive reviews | **100.0% of reviews** | 77.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 21 MB | 237 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Justin Brulotte](https://appshunter.io/developer/1479225479) | [Zotero](https://appshunter.io/developer/1513554811) |

## What reviewers say

### Evenix

[App page](https://appshunter.io/ios/app/evenix/id1490629746)

This application assists event organizers in managing participant check-ins and activities directly from an iPhone. It supports identification via QR codes or NFC wristbands, allows viewing participant details, and tracks access and ticket usage throughout an event.

**Highlights:** Participant identification via QR code/NFC, View participant profiles and groups, Ticket balance and usage validation, Access and activity tracking, Multilingual support (English/French)

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

**In-app purchases:** none


### Zotero

[App page](https://appshunter.io/ios/app/zotero/id1513554812)

This research tool helps you collect, organize, annotate, cite, and share your academic and professional work. Save articles, books, and webpages, add notes and highlights, and generate bibliographies in thousands of styles. Collaborate with others and sync your library across devices.

**Highlights:** Collect research from various sources, Organize with collections and tags, Annotate PDFs and webpages, Generate citations and bibliographies, Collaborate in group libraries, Sync across devices

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and powerful
- 🚀 Convenient and useful
- 🚀 Seamless syncing across devices
- 🚀 Excellent reference management
- 👍 Great annotation and PDF reading experience

**What reviewers complain about**

- 🐛 Crashes frequently
- 🐛 Syncing issues with WebDAV
- 🐛 Metadata not automatically extracted from PDFs
- 🐛 Annotation tools could be improved
- 🐛 Limited sorting and filtering options

**Reported bugs**

- Unable to unzip PDF snapshots
- Annotations disappearing or moving unexpectedly
- Dark mode not working as expected
- Inability to add citations directly from the app

**Requested features**

- Eraser tool for annotations
- More color options for pen and highlighter
- Ability to open PDFs in external apps
- Bookmarking and table of contents support
- Improved search functionality


## Frequently asked questions

### Is Evenix free?

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

### Is Zotero free?

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

### Do Evenix or Zotero have ads?

Neither Evenix nor Zotero shows ads.

### Which is updated more often, Evenix or Zotero?

Evenix ships an update every 3 weeks, and Zotero every 3 weeks. Most recently, Evenix was updated on November 3, 2026 and Zotero on November 3, 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.*