HEPCon vs Zotero
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HEPCon
This app provides a structured mobile agenda for scientific and professional conferences, connecting to existing systems. Attendees can access program details offline, build personalized schedules, and receive live updates. Organizers can offer a mobile companion without workflow changes.
- Browse full conference program with filtering
- Offline access to abstracts and session details
- Personalized schedule with reminders
- Bookmark talks and export to calendar
- Follow announcements and live updates
- Access venue information and contacts
- Participate in presentation discussions
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HEPCon is a structured mobile agenda platform for scientific and professional conferences. Designed for complex, multi-track events, it connects directly to existing conference systems such as Indico and delivers a reliable, offline-ready program experience for participants. With HEPCon, attendees can: • Browse the full conference program with advanced filtering • Access abstracts and session details offline • Build a personalized schedule with reminders • Bookmark talks and export them to their calendar • Follow announcements and live updates from organizers • Access venue information, sponsors, and key contacts • Participate in discussions around presentations • Discover featured conferences and explore upcoming events Built for large academic and technical conferences, HEPCon scales to events with hundreds or thousands of participants while keeping the experience simple and fast. For organizers, HEPCon provides a ready-to-use mobile agenda companion without requiring changes to existing workflows. Carry your conference with you — online or offline.
Zotero
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.
- 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
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Zotero is a free, easy-to-use research tool that helps you collect, organize, annotate, cite, and share your work. COLLECT • Save journal articles, newspaper articles, books, webpages, and more via the Share button in Safari and other apps • Automatically download article PDFs to read • Quickly add physical books and articles to your Zotero library by scanning book barcodes or article DOIs with your iPhone or iPad camera ORGANIZE • Use collections and tags to organize your research • View and edit bibliographic information for your research items ANNOTATE • Read PDFs, EPUBs, and webpage snapshots and add highlights and notes, or use an Apple Pencil to make freehand annotations CITE • Instantly generate citations and bibliographies in over 10,000 formats and journal styles including APA, Chicago, IEEE, MLA, Turabian, and Vancouver SHARE • Collaboratively collect sources and mark up PDFs in group libraries with your colleagues • Synchronize your personal and group research libraries to access them via Zotero’s desktop app and the Zotero website • Use the Zotero desktop app to insert your annotations into Word, LibreOffice, and Google Docs documents and automatically generate bibliographies from the sources you used Visit zotero.org to learn more about everything you can do with Zotero. Having trouble? Have an idea? Post bug reports and feature requests to the Zotero Forums at forums.zotero.org to talk directly to Zotero developers. ZOTERO AND PRIVACY Since 2006, the Zotero team has been committed to creating the best research software, and we believe that includes putting you in full control of your own work. We’re an independent, nonprofit organization, and we’ll never sell your data.
Screenshots
Verdict
The clearest difference is review sentiment: Zotero at 78% against HEPCon's 50%. HEPCon's advantage is update cadence (every 5 days vs every 3 weeks). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
HEPCon ships an update every 5 days, Zotero every 3 weeks. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.
| Parameter | HEPCon | Zotero |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.6 (435 ratings) — better |
| Positive reviews | 50.0% of reviews | 77.9% of reviews — better |
| Number of ratings | — | 435 — better |
| Update frequency | Every 5 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 117 MB | 237 MB |
| Age rating | 4+ | 4+ |
| Developer | Martin Vassilev | Zotero |
Customer experience
HEPCon
Zotero
Bugs and requests
HEPCon
Not enough reviews yet to summarise bugs or requests.
Zotero
Reported bugs
4 issues- 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
6 requests- 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
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- Offline access to downloaded PDFs
In-app purchases
HEPCon
No in-app purchases
Zotero
No in-app purchases









