LoungeKey vs Kosmos Sign
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LoungeKey
Access a global network of airport lounges and experiences with your payment card. Enjoy contactless entry, check visit entitlements, and discover dining, spa, and sleep pods in over 700 airports worldwide. Elevate your travel journey with additional services and benefits.
- Contactless entry with Digital Card
- Check visit entitlement and history
- Search and save lounges/experiences
- Access global airport lounges
- Discover dining, spa, and sleep pods
- Unlock additional travel services
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Download the LoungeKey™ app today - the must-have travel companion for LoungeKey cardholders. Register your account in the app with your payment card details to access a global network of airport lounges and experiences, including dining, spa and sleep pods in over 700 airports worldwide. •Enjoy contactless entry with your Digital Card •Stay up to date, check your current visit entitlement and history •Search for lounges and experiences, and save your favourites •Unlock more with access to additional Travel Services and benefits that elevate your travel journey Enhance your airport experience with the LoungeKey app.
Kosmos Sign
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Registra il tablet nella apposita sezione e manda i documenti da firmare!
Screenshots
Verdict
The clearest difference is update cadence: LoungeKey at fortnightly against Kosmos Sign's every 12 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
LoungeKey ships an update fortnightly, Kosmos Sign every 12 months. Both last shipped on October 27, 2026.
| Parameter | LoungeKey | Kosmos Sign |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (17K ratings) — better | — |
| Positive reviews | 21.4% of reviews | — |
| Number of ratings | 17K — better | — |
| Update frequency | Fortnightly — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 14.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 235 MB | 52 MB |
| Age rating | +4 | 4+ |
| Developer | Lounge Key Ltd | SIAP Sistemi Applicativi |
Bugs and requests
LoungeKey
Reported bugs
4 issues- Unable to register or create account
- App crashes on launch or login
- Validation errors when adding payment card
- Incorrect lounge information in the app
Requested features
4 requests- Add digital card to mobile wallet
- Display remaining free visits
- Improve lounge search and booking
- Provide better customer support
Kosmos Sign
Not enough reviews yet to summarise bugs or requests.
In-app purchases
LoungeKey
No in-app purchases
Kosmos Sign
No in-app purchases
Questions
Is LoungeKey free?
Is Kosmos Sign free?
Do LoungeKey or Kosmos Sign have ads?
Which is updated more often, LoungeKey or Kosmos Sign?
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