Smily vs KeyNest Agent
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smily
Streamline vacation rental operations, boost revenue, and simplify guest interactions. Manage your entire rental business from your mobile device with an intuitive interface and powerful features.
- Manage vacation rental business
- Streamline operations
- Boost revenue
- Simplify guest interactions
- Intuitive interface
- Mobile management
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Introducing the Smily App: Manage Your Vacation Rental Business from Anywhere: The Smily app is the ultimate tool for vacation rental owners and managers to streamline their operations, boost revenue, and simplify guest interactions. With its intuitive interface and powerful features, Smily allows you to manage your vacation rental business from the palm of your hand, anytime, anywhere.
KeyNest Agent
Partner with a key exchange service to earn commissions and attract more customers to your store. This app offers an easy way to manage key exchanges for property managers and hosts, with a global network and a proven track record of guest welcomes.
- Earn commission on key exchanges
- Attract new customers to your store
- Easy key exchange management
- Global network of partner locations
- No setup costs
- 24/7 customer support
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Become a KeyNest partner store today and earn a commission for holding keys! KeyNest is the easiest way to diversify your business and earn extra revenue by offering a key exchange solution for hosts and property managers with properties near your store. KeyNest has a network of 4,000+ KeyNest points globally and has welcomed more than 1 million guests in over 500 cities! Benefits: - Extra income - more customers for your store - No setup costs - Easy to use - 24/7 customer service To find out more about the benefits of becoming a KeyNest partner store, give us a ring on +44 203 633 4599 or email support@keynest.com
Screenshots
Verdict
The clearest difference is review sentiment: KeyNest Agent at 75% against Smily's 60%. Smily's advantage is update cadence (every 6 weeks vs every 3 months) and iOS requirement (16.0 vs 26.0). On price, ads, in-app purchases and monetization model 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.
Smily ships an update every 6 weeks, KeyNest Agent every 3 months. The most recent releases landed on October 21, 2026 and October 7, 2026 respectively.
| Parameter | Smily | KeyNest Agent |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 60.0% of reviews | 75.0% of reviews — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 6 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 7 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | BookingSync | KeyNest Services Ltd |
Customer experience
Smily
KeyNest Agent
In-app purchases
Smily
No in-app purchases
KeyNest Agent
No in-app purchases
