Havenly vs Cool23
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Havenly
Transform your living space with personalized interior design services. Get matched with talented designers, explore real room ideas, and use AI tools to visualize your dream home. Shop curated furniture and decor with a best price guarantee.
- Personalized interior design matching
- AI design assistant for inspiration
- Explore real room designs
- Style quiz to identify design preferences
- Curated shopping lists with furniture and decor
- 3D renderings of your space
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**Featured on Vogue, The New York Times, Harper's Bazaar, PopSugar, and Apartment Therapy, Havenly is the most delightful way to bring your dream home to life!** Take your dream from an idea to reality by matching with one of our talented interior designers. They’ll partner with you for one-on-one design help & hand-picked products tailored to your style, space and budget. Don’t have a vision? Not inspired enough? We let you browse real designs or create your own using our New Havenly AI chat feature to design your dream space. You can get started with our design style quiz to learn your unique interior design style! **IMAGINE YOUR DREAM SPACE** • Explore real rooms designed by our amazing Havenly interior designers • See fresh personalized design ideas at a glance with our widget • Take the Havenly style quiz and learn your unique interior design style **DESIGN WITH HAVENLY AI** • Bring your ideas to life by chatting with our new AI design assistant • Get instant inspiration, style guidance, and personalized room concepts **WORK WITH A DESIGN EXPERT** • Upgrade to a Havenly Mini, Full or In Person design package to start the design magic • Collab 1x1 with your designer to refresh a room, or transform your entire home • See your vision come to life with 3D renderings of your actual space **SHOP THE BEST OF HOME** • Get a curated shopping list with personalized furnishing and decor picks • Browse our catalog with hundreds of name brands, all with a best price guarantee • Shop all in one place and let our team handle the logistics Download the Havenly app to get inspired and reimagine your space today!
Cool23
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Reduce the Cost of Ownership Cool23 can reduce your HVAC system’s operating costs. It provides precise temperature control, reducing energy usage. This smart thermostat app also ensures you get the services you need when you need them. It incorporates the following innovative features: • Remote monitoring • Predictive maintenance alerts • One-touch appointment booking • Service at the touch of a button A crisp LCD screen ensures all functions are easy to find and use. Is your home not comfortable or are energy costs going up? Use the onscreen service request feature to get prompt assistance from your local HVAC company. Get the Most Out of Your Climate Control System The Cool23 app lets you control and monitor temperature, fan speed, and other functions via the main control panel or a smartphone. The future of home comfort and on-demand service, it delivers benefits including: • Smart Notifications: Receive instant notifications on changes in system performance so you can be proactive with maintenance. • Real-Time Monitoring: By monitoring the health of your HVAC system, Cool23 can provide predictive maintenance alerts, which can prevent downtime and increase equipment lifespan. • Service Alerts: Receive notifications of service reminders, membership renewals, and more. Even receive custom messages from your HVAC provider. • Diagnostic Tools: An overview of system health and air quality are available at the touch of a button, at no extra cost. • System Health and Air Quality Alerts: If a problem with your climate control system or an indoor air quality issue is detected, you and your service provider will be automatically notified. Quick and Simple Installation The convenience of a Cool23 thermostat begins even before you start using it. Swapping out an old unit is simple. A technician removes the old thermostat, mounts the new one, and connects the wiring. They’ll even help you set up the app. The new model’s settings are adjusted to meet your climate control requirements. It provides an instant response so you experience immediate comfort. Settings from the old thermostat instantly transfer over using the serial numbers of both units, so the process is fast, simple, and convenient. Forge an Instant Connection with Your HVAC Provider The Cool23 thermostat and app display your HVAC company’s logo onscreen. Their help is available at the touch of a button, so you can put your trust and confidence in a local contractor. It’s not just a modern thermostat. Cool23 is a direct link between you and your AC/heating services provider. Be a Part of the NuveNetwork Nuve has partnered with local HVAC companies so you benefit from new services and smart technologies. Real-time access to your system allows contractors to quickly diagnose and resolve system issues. This can result in fewer emergency calls and in-home visits, so you can save time and money. Get Started Today Getting a Cool23 thermostat and app is easy. Once you’re ready, a representative will contact you and schedule an appointment. Visit the App Store or contact your HVAC dealer to learn more.
Screenshots
Verdict
The clearest difference is ads: Cool23 at none against Havenly's shown. Cool23 also leads on iOS requirement (13.0 vs 17.0). Havenly's advantage is update cadence (every 9 days vs every 2 months). On price, 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.
Havenly ships an update every 9 days, Cool23 every 2 months. The most recent releases landed on October 10, 2026 and September 9, 2026 respectively.
| Parameter | Havenly | Cool23 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (4.9K ratings) — better | — |
| Positive reviews | 21.2% of reviews | — |
| Number of ratings | 4.9K — better | — |
| Update frequency | Every 9 days — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 537 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Havenly, Inc | Nuve Home |
Bugs and requests
Havenly
Reported bugs
4 issues- App crashes and freezes
- Inability to upload photos and videos
- Inconsistent data sync between app and website
- Confusing navigation and user experience
Requested features
4 requests- Improved app stability and performance
- Better integration between app and website
- More transparency in designer availability
- Streamlined product ordering and returns process
Cool23
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Havenly
No in-app purchases
Cool23
No in-app purchases









