Comparison

NuFACE® vs Ember

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

NuFACE®

This app enhances your skincare routine by providing guided microcurrent treatments and personalized recommendations. Track your progress with a selfie feature and unlock exclusive treatment modes for optimal results. Stay updated on new products and sales.

Highlights
  • Guided treatment tutorials
  • App-exclusive treatments
  • Custom treatment reminders
  • Selfie progress tracker
  • Expert product recommendations
  • One-click skincare shopping
  • Device software updates
Read full description

GUIDED TREATMENT TUTORIALS +Get your best lift, every time with step-by-step guided tutorials to take the guesswork out of treatments +Choose a treatment that suits your skin concerns and follow along with expert-led videos to learn proper microcurrent technique +Replenish your supply of must-have NuFACE Microcurrent Skincare to ensure optimal treatment results STAY CURRENT +Keep your device up-to-date with automatic software updates for your best lifting results

About

Ember

This app allows you to precisely control the temperature of your hot beverages using a smart mug. Customize presets, receive notifications when your drink reaches the perfect temperature, and explore recipes. Personalize your mug settings for an enhanced drinking experience.

Highlights
  • Precise temperature control
  • Save temperature presets
  • Beverage recipes and blogs
  • Customizable notifications
  • Manage multiple mugs
  • Personalize mug settings
Features
Read full description

At Ember®, we use temperature control to change the world in ordinary (and extraordinary) ways. With an Ember Temperature Control Smart Mug and the Ember app, you can transform your mornings by making hot beverages set to your chosen temperature an everyday reality. Our redesigned Ember app is simple, easy to use, and customizable. Whether you are a first-time user or a long-time customer, get ready for a whole new temperature control experience. The Ember app seamlessly pairs with your Ember products to precisely adjust your favorite hot drinks to your preferred drinking temperature, saves temperature presets, offers recipes, sends notifications when your desired drinking temperature has been reached, and more. Ember App Features: - Control the temperature of your beverage down to the degree - Use your previous temperature setting for a set-it-and-forget-it beverage experience - Manage unlimited paired mugs on an all-new Ember home screen - Find recipes and blogs you can save and share with friends and family in the new Explore section - Receive notifications when your preferred temperature has been reached, or your battery is low - Customize presets for multiple beverages and engage timers - Personalize your mugs with names and adjust the color of the smart LED - Easily switch between °C/°F and control sounds and haptic feedback in the redesigned Account section - Access Ember x Health with Apple Health

Screenshots

NuFACE®4 screens
Ember4 screens

Verdict

The call

The clearest difference is rating: NuFACE® at 4.8 against Ember's 3.3. NuFACE® also leads on update cadence (every 10 days vs every 2 months) and review sentiment (27% vs 18%). On price, ratings volume, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

NuFACE® holds the better App Store score, 4.8 against 3.3. Both are backed by a comparable volume of ratings — 19K and 7.4K respectively. Written reviews point the same way: 27% of NuFACE®'s written reviews are positive against 18% of Ember's.

UpkeepUpdate frequency

NuFACE® ships an update every 10 days, Ember every 2 months. Both last shipped on September 28, 2026.

Scorecard3 real differences · 7 level
NuFACE® versus Ember: the parameters behind the verdict, then further details
ParameterNuFACE®Ember
PriceFreeFree
Rating4.8 (19K ratings) — better3.3 (7.4K ratings)
Positive reviews26.6% of reviews — better18.0% of reviews
Number of ratings19K — better7.4K
Update frequencyEvery 10 days — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPod — betteriPhone
Requires iOS16.616.6
Further details — not scored
Size87 MB63 MB
Age rating17+4+
DeveloperThe Carol Cole Company, Inc.Ember Technologies Inc.

Customer experience

NuFACE®

All ratings16,828 ratings
Positive93.8%
Neutral3.4%
Negative2.8%
Written reviews316 reviews
Positive26.6%
Neutral11.4%
Negative62.0%

Ember

All ratings7,424 ratings
Positive54.6%
Neutral4.8%
Negative40.6%
Written reviews1,289 reviews
Positive18.0%
Neutral8.3%
Negative73.7%

User reviews

NuFACE®

From 19K App Store ratings

What we love

  • 🚀 Easy to follow tutorials
  • 👍 Helpful for daily routine
  • 💡 Variety of treatments
  • 🚀 Tracks progress and photos

Room to improve

  • 🐛 Bluetooth connectivity issues
  • 🐛 Glitchy app performance
  • 🐛 Crashes and freezes
  • 🐛 Inconsistent user experience

Ember

From 7.4K App Store ratings

What we love

  • ⭐ Keeps drink at perfect temperature
  • 🍵 Great for tea and coffee drinkers
  • 🎨 Customizable LED light colors
  • 🔋 Decent battery life when used properly
  • 🤖 Apple Watch app integration

Room to improve

  • 🔌 Requires frequent charging and docking
  • 🔒 Forced account creation and login
  • 🔄 Unreliable Bluetooth connectivity
  • 🐛 Buggy app with frequent issues
  • 🤔 Confusing app UI and controls

Bugs and requests

NuFACE®

Reported bugs

4 issues
  • App won't recognize device
  • Can't access treatment videos
  • Routine steps not syncing properly
  • Login and account issues

Requested features

4 requests
  • Add French language support
  • Allow custom routines and schedules
  • Improve progress tracking and analytics
  • Provide offline treatment options

Ember

Reported bugs

5 issues
  • App frequently logs users out
  • Mug disconnects from app randomly
  • Firmware update process often fails
  • App doesn't always detect liquid in mug
  • Presets and settings get lost after updates

Requested features

5 requests
  • Battery level indicator on main screen
  • Improved Apple Watch app functionality
  • Wireless charging option
  • Ability to lock temperature settings
  • Automatic temperature adjustment based on volume

In-app purchases

None

NuFACE®

No in-app purchases

None

Ember

No in-app purchases

Questions

Is NuFACE® free?
NuFACE® is free to download, with no in-app purchases.
Is Ember free?
Ember is free to download, with no in-app purchases.
Which has better reviews, NuFACE® or Ember?
NuFACE® is rated higher. NuFACE® averages 4.8 out of 5 from 19K ratings, while Ember averages 3.3 from 7.4K ratings.
Do NuFACE® or Ember have ads?
Neither NuFACE® nor Ember shows ads.
Which is updated more often, NuFACE® or Ember?
NuFACE® ships an update every 10 days, and Ember every 2 months. Most recently, NuFACE® was updated on September 28, 2026 and Ember on September 28, 2026.

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