Comparison

Ember vs Built by Moments

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

Head to head
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

About

Built by Moments

Features
Read full description

Built by Moments turns the wisdom of bedtime into a gentle, personalized ritual. Tell us how your child felt today, choose a tradition (Christian, Jewish, Secular, or Mixed), and a soft, AI-written tale arrives — woven around the truth you want them to take into the night. Every story is original, generated for your child, and saved to your library so the ritual continues. As your family grows, so does the world we write for them. Features • Personalized AI-generated bedtime stories • Four wisdom traditions: Christian, Jewish, Secular, Mixed • A gentle "Sacred Twilight" tone — warm, slow, atmospheric • Save your favorites to a beautiful in-app library • Add the children you read to — stories pick up their interests • Sign in with Apple, Google, or email About AI Stories and illustrations are generated by AI from your prompts. Always review before sharing with a child. This is a creative storytelling tool, not professional advice. Built by Moments — bedtime, told with reverence. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Ember4 screens
Built by Moments4 screens

Verdict

The call

The clearest difference is in-app purchases: Ember at none against Built by Moments's 3. Built by Moments's advantage is update cadence (every 2 weeks vs every 2 months) and device support (3 vs 1). On price, ads and iOS requirement 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. Built by Moments sells 3 in-app purchases, starting at $4.99 per month. Ember asks for nothing beyond the download.

UpkeepUpdate frequency

Ember ships an update every 2 months, Built by Moments every 2 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
Ember versus Built by Moments: the parameters behind the verdict, then further details
ParameterEmberBuilt by Moments
PriceFreeFree
Rating3.3 (7.5K ratings) — better—
Positive reviews17.7% of reviews—
Number of ratings7.5K — better—
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size63 MB10 MB
Age rating4+4+
DeveloperEmber Technologies Inc.BRIAN LEE WILCOX

Bugs and requests

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

Built by Moments

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Ember

No in-app purchases

3 purchases

Built by Moments

Subscriptions3
  • Basic$4.991 Month
  • Plus$14.991 Month
  • Premium$29.991 Month

Questions

Is Ember free?
Ember is free to download, with no in-app purchases.
Is Built by Moments free?
Built by Moments is free to download, with in-app purchases available.
Do Ember or Built by Moments have ads?
Neither Ember nor Built by Moments shows ads.
Which is updated more often, Ember or Built by Moments?
Ember ships an update every 2 months, and Built by Moments every 2 weeks. Most recently, Ember was updated on October 25, 2026 and Built by Moments on October 24, 2026.

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