congstar vs luca app
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
congstar
Easily manage your mobile plan and track usage with this app. View data, SMS, and minutes, recharge prepaid credit, and manage your SIM or eSIM. Control your tariff and options, update personal details, and access bills.
- Track data, SMS, and minutes usage
- Manage tariff and options
- Recharge prepaid credit
- View bills
- Manage SIM and eSIM
- Update personal data
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Mit der kostenlosen congstar App hast du schnell und einfach volle Kontrolle über deine Verbräuche und deine Daten jederzeit im Blick. Die congstar App bietet dir folgende Funktionen: Für Prepaid & Vertrag - Verbrauch im Blick - Daten, SMS und Minuten einsehen (inkl. Widget für Datenverbrauch) - Tarif & Optionen verwalten - Tarif wechseln, Optionen buchen oder kündigen - Guthaben & Rechnungen - Prepaid-Guthaben aufladen oder Rechnungen als PDF einsehen - SIM & eSIM verwalten - SIM-Karte sperren/tauschen, eSIM aktivieren, PIN & PUK anzeigen - Persönliche Daten ändern - Adresse, Zahlungsdaten oder Legitimations-PIN anpassen Wir entwickeln unsere congstar App kontinuierlich weiter und freuen uns über deine Bewertungen und konstruktiven Hinweise. Die Erklärung zur Barrierefreiheit unserer App findest du unter: https://www.congstar.de/barrierefreiheit Viel Spaß mit unserer App wünscht dir Dein App Team
luca app
Discover restaurants, bars, and cafes with digital access to menus and past visit history. Book reservations and enhance your social experiences with this app.
- Discover restaurants, bars, cafes
- Access digital menus
- View past visit history
- Book reservations
- Digital social life management
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Luca helps you to digitally shape your social life. You can use luca to discover restaurants, bars and cafés as well as access additional information such as menus. You can also access an overview of your past visits. For individual locations, the app can perform other functions. For example, reservations can be booked. Luca was designed and established in Germany. We are working to make luca available in other countries soon.
Screenshots
Verdict
congstar and luca app both sit at 4.5 stars, but that hides the real split: 73% of congstar's written reviews are positive against 48% of luca app's. luca app's advantage is ratings volume (1.9K vs 276) and iOS requirement (15.0 vs 17.6). On price, rating, update cadence and ads 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.
On the App Store both sit at effectively the same score — 4.5 for congstar against 4.5 for luca app. That said, the two scores are not equally well evidenced: luca app has 1.9K ratings behind it against 276, so its average is the more settled of the two. Written reviews are what separate them: 73% of congstar's written reviews are positive against 48% of luca app's.
congstar ships an update fortnightly, luca app every 2 weeks. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.
| Parameter | congstar | luca app |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (276 ratings) — better | 4.5 (1.9K ratings) |
| Positive reviews | 72.6% of reviews — better | 48.5% of reviews |
| Number of ratings | 276 | 1.9K — better |
| Update frequency | Fortnightly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 203 MB | 104 MB |
| Age rating | 4+ | 4+ |
| Developer | congstar GmbH | culture4life GmbH |
Customer experience
congstar
luca app
Bugs and requests
congstar
Not enough reviews yet to summarise bugs or requests.
luca app
Reported bugs
4 issues- SMS verification code not received
- App crashes or freezes during use
- QR code scanning issues
- Incorrect check-in/check-out times displayed
Requested features
4 requests- Ability to manually add/edit check-in events
- Automatic check-out feature
- Support for multiple languages
- Integration with other COVID-19 tracking apps
In-app purchases
congstar
No in-app purchases
luca app
No in-app purchases






