Upofrequency vs DuoCards
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Upofrequency
This app provides students and faculty of the University of Piemonte Orientale with comprehensive information on class schedules, lecture details, and room availability. It also offers real-time attendance tracking and push notifications for important announcements.
- Course and degree program configuration
- Weekly and semester class schedules
- Detailed lecture information
- Real-time classroom availability
- Push notifications for announcements
- Attendance tracking for mandatory courses
Read full descriptionHide full description
Upofrequency consente agli studenti e ai docenti dell’Università degli Studi del Piemonte Orientale di consultare tutte le informazioni relative all’organizzazione delle lezioni, in particolare: - Configurazione del corso di laurea, anno e percorso formativo di appartenenza e relativi insegnamenti per i quali è necessario monitorare l’agenda delle lezioni. - Consultazione degli orari delle lezioni per settimana e per l’intero semestre. - Descrizione dettagliata delle lezioni con data, orario e aula di svolgimento e i relativi docenti. - Disponibilità delle aule in tempo reale. - Ricezione di avvisi e comunicazioni tramite notifiche PUSH. - Rilevazione delle presenze ai corsi a frequenza obbligatoria.
DuoCards
Master a new language with interactive flashcards and video courses. This app helps you build vocabulary, guess words, and track your progress across over 50 languages. Learn effectively through spaced repetition and integrated translation tools.
- Flashcard learning with spaced repetition
- Video language courses with interactive subtitles
- Integrated translator for over 50 languages
- Vocabulary builder and progress tracker
- Guess words and phrases to sharpen skills
- Read foreign language articles
Read full descriptionHide full description
Build vocabulary from the real content you already enjoy. DuoCards helps you save new words from videos, articles, shared decks, and your own notes, then remember them with smart flashcards and spaced repetition. Why learners choose DuoCards: - Save words and phrases from videos, subtitles, and articles - Practice with an AI tutor for real-life conversations - Improve pronunciation with instant feedback - Review vocabulary with flashcards that adapt to your progress - Learn English, Spanish, French, German, Japanese, Korean, and 50+ languages - Use ready-made courses, public decks, or your own personal word lists Learn in a simple loop: 1. Discover useful words in context 2. Save them to your personal deck 3. Review, speak, listen, and remember Whether you are learning for travel, school, work, or everyday conversations, DuoCards gives you a flexible way to build vocabulary and keep it in memory. Download DuoCards and start building your language habit today. Terms of use: https://www.duocards.com/termsofuse.html Privacy policy: https://www.duocards.com/privacypolicy.html
Screenshots
Verdict
The clearest difference is review sentiment: DuoCards at 63% against Upofrequency's 0%. DuoCards also leads on update cadence (monthly vs every 7 months). Upofrequency's advantage is in-app purchases (none vs 11) and ads (none vs shown). On price, device support and iOS requirement 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. DuoCards sells 10 in-app purchases, starting at $19.99 per month. Upofrequency asks for nothing beyond the download.
Upofrequency ships an update every 7 months, DuoCards monthly. The most recent releases landed on October 9, 2026 and October 27, 2026 respectively.
| Parameter | Upofrequency | DuoCards |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.7 (1.4K ratings) — better |
| Positive reviews | 0.0% of reviews | 63.1% of reviews — better |
| Number of ratings | — | 1.4K — better |
| Update frequency | Every 7 months | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 16 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | Easystaff S.r.l. | DuoCards s.r.o |
Customer experience
Upofrequency
DuoCards
Bugs and requests
Upofrequency
Not enough reviews yet to summarise bugs or requests.
DuoCards
Reported bugs
4 issues- App freezes and crashes
- Issues with logging in and accessing content
- Inconsistent behavior when adding new words
- Problems with video playback and subtitles
Requested features
4 requests- Offline mode
- More customization options
- Improved spaced repetition system
- Better integration with other language learning tools
In-app purchases
Upofrequency
No in-app purchases
DuoCards
- DuoCards Premium2 variants$19.991 Month
- DuoCards Plus$33.003 Months
- DuoCards Premium$34.993 Months
Show 7 moreShow fewer
- DuoCards Premium$49.991 Year
- DuoCards Premium7 Days trial$64.901 Year
- DuoCards Premium7 Days trial$67.991 Year
- DuoCards Premium1 Year trial$107.991 Year
- DuoCards Premium7 Days trial$109.001 Year
- DuoCards Premium7 Days trial$113.991 Year
- DuoCards Premium1 Year trial$162.991 Year
Questions
Is Upofrequency free?
Is DuoCards free?
Do Upofrequency or DuoCards have ads?
Which is updated more often, Upofrequency or DuoCards?
Other comparisons
