hai vs POPLIGHT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
hai
This app helps you install and manage a smart shower system. It tracks your water and energy usage, providing insights and tips to reduce environmental impact and encourage self-care rituals. Transform your daily shower into a mindful experience.
- Easy installation guide
- Track water and energy usage
- Customize LED eco-goal alerts
- Mobile alerts for water temperature
- At-home spa ritual inspiration
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The hai app guides you through installing your hai smart shower in minutes - no fancy tools or plumber needed. Then pair it with your showerhead to find out why it’s never been more fun to make a difference. You’ll see the eco-impact of your showers’ water use, energy use, temperature and duration – and their collective impact too. Do better for yourself and better for the planet with a wellspring of personal data, insights, inspiration and tips. Let the self-care revolution begin... • Use the companion guide for an easy install • Track your water and energy usage over time • Customize LED alerts to reach your eco goals • Get mobile alerts when your water is at the perfect temp • Elevate your life with new at-home spa rituals This app requires a hai showerhead and an iPhone 6s or later with iOS 13 or later.
POPLIGHT
This app provides a convenient and affordable way to achieve the look of wall lighting without the complexities of traditional installation. It's ideal for renters concerned about damage and homeowners seeking a simpler, less expensive alternative.
- Easy installation
- No mess or expense
- Removable for renters
- Cost-effective for homeowners
- Protects security deposits
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The Poplight app puts every Poplight n your home in one place, so you can switch them on, dim them down, or change the mood with a tap. Pick any shade from the full color wheel, or set a warm glow for reading and winding down.Setup takes seconds: turn your Poplight on, hold your phone within 10 feet, and you’re paired. From there, add it to Apple Home, Google Home, Amazon Alexa or SmartThings and control it however you already run your home.
Screenshots
Verdict
The clearest difference is review sentiment: hai at 97% against POPLIGHT's 8%. hai also leads on rating (4.9 vs 1.6) and iOS requirement (13.0 vs 15.0). POPLIGHT's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence 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.
hai holds the better App Store score, 4.9 against 1.6. Both are backed by a comparable volume of ratings — 118 and 150 respectively. Written reviews point the same way: 97% of hai's written reviews are positive against 8% of POPLIGHT's.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | hai | POPLIGHT |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (118 ratings) — better | 1.6 (150 ratings) |
| Positive reviews | 97.4% of reviews — better | 7.8% of reviews |
| Number of ratings | 118 | 150 — better |
| Update frequency | Monthly | Monthly |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 75 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Gethai, Inc. | Poplight LLC |
Customer experience
hai
POPLIGHT
User reviews
hai
From 118 App Store ratingsWhat we love
- 💡 App usefulness for shower head
- 👍 Easy to use and install
- 📈 Water usage tracking
- 💧 Water savings conscious
- ✨ Neat hydro turbine charging
Room to improve
- 🐛 App connection issues
- 🐛 App doesn't always connect
- 🐛 Bluetooth requires phone nearby
- 🐛 Slight hum from impeller
POPLIGHT
From 150 App Store ratingsWhat we love
- 💡 Cute lights concept
- 👍 Easy setup
- ✅ App works sometimes
Room to improve
- 🐛 App is buggy and unreliable
- 🐛 Connectivity issues
- 🐛 Lights turn off unexpectedly
- 🐛 App is not intuitive
- 🐛 Controls are not easily accessible
Bugs and requests
hai
Reported bugs
2 issues- App may connect or more often it won't
- Asks to check WiFi when it works sometimes
Requested features
3 requests- Push notifications for water use limit
- Wi-Fi connectivity instead of Bluetooth
- Infuse addons
POPLIGHT
Reported bugs
74 issues- Lights not turning on/off
- App losing connection frequently
- Lights turning off by themselves
- Timer not working
- Grouping lights not working correctly
Show 69 moreShow fewer
- App not remembering settings
- Battery percentage inaccurate
- Lights unsyncing from app
- Bluetooth connectivity issues
- App crashing or freezing
- Error messages when using app
- Difficulty re-syncing lights
- Light temperature not adjustable
- App prompts to refresh constantly
- Back button inconsistent
- Lights get stuck on previous timer
- App controls only one of two lights
- Lights not responding to app commands
- App doesn't open to control screen
- Physical buttons on lamp are touchy
- Lights randomly unsynced
- Buttons not reactive, require multiple taps
- Cannot remove timer once set
- Cannot adjust hour setting on custom timer
- Grouping lights prevents individual control
- App doesn't show correct light color
- Support offered no solutions
- Lights not working without app
- App not working well
- Lights lose connection to app frequently
- Lights turn off unexpectedly
- Timer set to 30 mins but lights turn off
- Batteries fully charged but lights turn off
- Light temp feature not working
- Issues getting light to respond to connect to apps
- Level included was empty
- App has major problems with design
- Bluetooth got worse when grouped
- App is v1 and feels that way
- Only one person can connect to lights
- Basic bugs need to be fixed
- App is really glitchy
- Light temp is not warm enough
- App is near-impossible to use
- Have to delete and re-add lights every time
- Light not working after charging
- App can't find pop light via Bluetooth
- App is THE WORST
- Have to unsync and re-sync lights every day
- App not user-friendly
- Step after step to turn light on and off
- Main issue is light won't turn on/off outside app
- Takes multiple hits to turn on/off
- Warm setting is still very cool
- App design is more style over substance
- Constantly lose connection with lamp via app
- Have to go into Adjust Settings, re-connect, then turn on/off
- Graphics are not great UI
- App needs redesign
- App has major problems with how it's designed
- Doesn't open with a screen to turn on/off
- Easier to change color of icon than turn on
- Dropdown to select lights is finicky
- Timer function doesn't have good feedback
- Not clear if timer is one-time or recurring
- No product documentation
- Keeps prompting to refresh app
- Grouped lights not linked to physical lamp
- Bluetooth got worse when grouped
- Lights feel and look cheap
- Color tone is limited
- Light occasionally turns off on its own
- App has major problems with how it's designed
- App is rife with bugs
Requested features
13 requests- Apple HomeKit integration
- Widget for quick control
- Remote control accessory
- Darker light temperature option
- Improved timer functionality
Show 8 moreShow fewer
- Ability to control all lights at once
- In-app notifications for low battery
- More intuitive on/off button placement
- Integration with Google/Apple/Alexa
- Automation options for lights
- Ability to customize timers more
- Easier renaming of lights
- Better feedback on timer status
In-app purchases
hai
No in-app purchases
POPLIGHT
No in-app purchases
