SkyeHi vs DOUBLE COAST
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SkyeHi
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"SkyeHi" App is now providing more features and more convenience. Residents can login the app via your mobile phone to make facility reservations. Receive our instant messages, visitor registration etc. Please experience the new platform for estate management services immediately. This application was designed and developed by CardApp Limited, a Hong Kong based Internet company focusing on smart community solution development and operation.
DOUBLE COAST
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Taking inspirations from Sydney's waterfront, Double Coast captures natural, dynamic curvy waves into waterscape installations and panoramic visual landscape designs throughout the project from clubhouse, lobby and interior design, introducing the vibe of Sydney's seaside at the doorstep. Whether it's the urban gist of Sydney's waterfront, or the exquisite greenery in Hong Kong, you can embrace both in one coast. CLUB SYDNEY, the residents’ club of DOUBLE COAST I, emerging with the essence of Sydney’s coastal charm, it covers with a space over 79,000 sq. ft. along with a landscape inspired by the Royal Botanic Garden Sydney and implanting the iconic Jacaranda trees of Australia. Dive into the approximately 50m waterfront¹ swimming pool, it is next to an indoor heated pool, offering a new aquatic fitness experience with FloatFit HIIT. The club features an impressive Wellness Centre spanning over 8,400 sq. ft., including a 24-hour gym with garden and inner harbour view, it offers a variety of fitness gear, brand new interactive rowing machines and surfing machines; it also provides a Yoga Studio, luxurious spa with private Jacuzzi and steam sauna room, providing a complete sanctuary for body and soul. Villa Utzon, is tailored for triple themes of wine tasting, entertainment, and banquets, featuring comprehensive cooking facilities, as well as a private Jacuzzi, garden, and BBQ equipment, allowing residents to enjoy the fun of cooking and throws the parties and celebrations at any time.
Screenshots
Verdict
The clearest difference is iOS requirement: SkyeHi at 9.0 against DOUBLE COAST's 16.4. On price, update cadence, ads and in-app purchases 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.
SkyeHi ships an update every 5 months, DOUBLE COAST every 10 months. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.
| Parameter | SkyeHi | DOUBLE COAST |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months — better | Every 10 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 9.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 85 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | CardApp Limited | Innowave Solutions Limited |
In-app purchases
SkyeHi
No in-app purchases
DOUBLE COAST
No in-app purchases









