IPAC26 vs TeachBook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IPAC26
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Welcome to the 17th International Particle Accelerator Conference (IPAC) in Deauville, France! We are thrilled to invite you to join us from May 17-22, 2026, at the Centre International Deauville (CID) for a fully in-person event. IPAC is the premier annual gathering for the global accelerator community, bringing together scientists, engineers, and industry professionals from around the world. This conference is a unique opportunity to explore the latest breakthroughs in accelerator research and development, as well as to receive updates on current and future accelerator facilities. The 2026 edition of IPAC is hosted by the GANIL laboratory in collaboration with CEA, CNRS, Synchrotron SOLEIL, and ESRF. These organisations are renowned for their expertise in the design, construction and operation of a wide variety of particle accelerators and innovative accelerator technologies. IPAC'26 will serve as a vibrant platform for networking amongst international leaders in accelerator science, representing major national and international facilities and institutions. With over 1,500 attendees expected, this event offers a fantastic opportunity to learn about cutting-edge research, hear about new projects and gain insights into accelerator facilities across the globe. Additionally, you will have the chance to meet and connect with your peers, fostering valuable professional relationships. This event also offers an exceptional opportunity for industry to showcase their innovative products and to promote their brands and capabilities to the accelerator community through the sponsoring of this event. Deauville, a picturesque seaside city in Normandy, is famous for its American Film Festival, racetrack, horse racing events and historical architecture. The CID venue provides an elegant and unique setting for our industry exhibition, which will be available from the opening session on Monday morning until the Gala dinner on Thursday evening. It will be located alongside the daily poster sessions, catering services and main conference routes, ensuring maximum visibility and interaction for all exhibitors with the IPAC delegates. About 85 topics are to be discussed within the oral presentations and about 1600 topics will be presented and discussed through the daily poster sessions. Please join us to meet and to interact with accelerator scientists, engineers, students, decision makers and industries. We look forward to welcoming you to IPAC'26 in the inspirational location of Deauville, Normandy. This event promises to be an exceptional opportunity for industry professionals to showcase their innovative products and promote their brands and capabilities to the accelerator community through active participation and sponsorship. See you in May 2026! This application provides following features: * Access to up to date agenda (sessions, speeches, speakers) * Easy access to conference's key information (venue, accommodation, sponsors etc.) * Conference's venue maps * Offline functionality. Application does not required active Internet connection * Conference news (delivered via Twitter)
TeachBook
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TeachBook brings everything you need to run your school year together in one place — on iPad and iPhone. Built by and for teachers, TeachBook replaces the paper gradebook with a fast, clear and beautiful tool. GRADEBOOK • Quick grade entry, automatic averages to two decimals, per-assessment stats • Grade dictation: say “Lucas 92” and the grade is entered, with on-device speech recognition • Copy a whole column of grades in one tap, ready to paste into your school system or a spreadsheet • French system (/20, coefficients) OR US system (weighted categories, percentage, letter & GPA) • Standards-based grading with color-coded mastery levels • Progress charts per student and per class PLANNER & TIMETABLES • Weekly planner you can annotate with Apple Pencil, or type in full view • Class timetables, time slots, A/B weeks SIRI • “What did I plan for my next class?”: Siri reads your planner notes, even handwritten ones • Log an observation or get a summary for a student or a class, by voice CLASS MANAGEMENT • Import your class list from a photo, a scan, a PDF or an exported file, birth dates included • Interactive seating charts (drag & drop, PDF export) • Track documents to hand in, student by student, with PDF export • Custom observations (work, behavior…) • Student profiles: photo, contacts, guardians, accommodations (flagged right in the gradebook), birthdays ORGANIZATION • Multiple planners (one year, one subject…) • Your classes in the order you choose • Handwritten notepad with multiple pages that turns your notes into tasks with reminders • To-dos, appointments with reminders, quote of the day • Useful links that open your sites — or your apps — directly • Home screen widgets: next class, today, your weekly timetable, and tasks you tick off without opening the app PDF PRINTABLES • Every document for a class in one place: blank class list, photo roster, gradebook, student info and report sheets, submission tracking • Portrait or landscape, laid out automatically across several pages iCLOUD SYNC • Your data synced and backed up privately across all your devices • Nothing leaves a device before it has received what you did elsewhere: your changes don't overwrite each other • Dated backups kept on your device, restorable at any time • Or keep everything on this device, without iCloud — your call • Export your whole database to a file you keep, or load it back on another device Try free for 14 days, no commitment. TeachBook offers an auto-renewable subscription (monthly or yearly) after a 14-day free trial. Your subscription renews automatically unless canceled at least 24 hours before the end of the period. Manage or cancel it in your App Store account settings. Terms of Use and Privacy Policy are available in the app.
Screenshots
Verdict
The clearest difference is in-app purchases: IPAC26 at none against TeachBook's 2. IPAC26 also leads on iOS requirement (13.0 vs 26.0). TeachBook's advantage is update cadence (every 5 days vs every 2 weeks). On price, ads and device support 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. TeachBook sells 2 in-app purchases, starting at $0.99 per month. IPAC26 asks for nothing beyond the download.
IPAC26 ships an update every 2 weeks, TeachBook every 5 days. The most recent releases landed on October 5, 2026 and October 28, 2026 respectively.
| Parameter | IPAC26 | TeachBook |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 2 weeks | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 20 MB | 82 MB |
| Age rating | 4+ | 4+ |
| Developer | Poznan Supercomputing and Networking Center | KEVIN BLAYASSI |
In-app purchases
IPAC26
No in-app purchases
TeachBook
- TeachBook - Monthly14 Days trial$0.991 Month
- TeachBook - Yearly14 Days trial$9.991 Year









