FestUp vs Derkap
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FestUp
Easily organize and manage parties with friends. Create events, invite guests, and keep everyone updated in a single chat per party. Discover upcoming events from friends and organizations.
- Create parties in seconds
- Single chat per event
- All events in one feed
- Shared shopping lists
- Carpooling coordination
- Event photo sharing
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FestUp is the app made by students, for students: throw a party, invite the right people and keep everyone in the loop — without ten group chats going at once. Create a party in seconds A place, a date, your friends. Add guests in a few taps and see in real time who's coming, who's on the fence and who hasn't answered. One chat per party Every event has its own conversation. Details, time changes and photos stay where people look for them, instead of getting lost in a group thread. All your parties in one place Your feed gathers what's coming up: the parties you organise, the ones you're invited to, your friends' and your school's. One tap and you have directions. Plan without the hassle Shared shopping list, carpooling between guests, party photos, stats on your events: what it takes for the night to go well, and nothing more. Find your friends Add your contacts, follow your school's associations and clubs, and never miss a party again because nobody thought to tell you. FestUp is free. Plan your next party in minutes.
Derkap
This app offers a gamified social experience where users create and participate in photo or video challenges with friends. Control your social interactions and engage in fun, creative content creation.
- Gamified social experience
- Create photo/video challenges
- Control content visibility
- Challenge friends to participate
- Engage with friends' content
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Derkap est la nouvelle expérience sociale gamifiée pour rigoler entre potes ! Reprend le contrôle et sois acteur de ta vie sur les réseaux ! Ajoute tes meilleurs amis. Crée le défi photo ou vidéo marrant qui va faire marrer tes potes. Choisis qui pourra le voir, et partage ! A chaque nouveau Derkap d'un pote, tu dois toi aussi le faire pour le voir ! Rejoins la Derkance dès maintenant !
Screenshots
Verdict
FestUp and Derkap are too close to call on the numbers: across 8 compared parameters — price, review sentiment, update cadence and ads among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
FestUp ships an update every 3 days, Derkap every 4 days. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.
| Parameter | FestUp | Derkap |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 days — better | Every 4 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 89 MB | 33 MB |
| Age rating | 17+ | 4+ |
| Developer | FestUp | Nicolas Bordeaux |
Customer experience
FestUp
Derkap
In-app purchases
FestUp
No in-app purchases
Derkap
No in-app purchases









