# Ember vs Built by Moments

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.

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.

Ember ships an update every 2 months, Built by Moments every 2 weeks. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ember | Built by Moments |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (7.5K ratings)](https://appshunter.io/ios/app/ember-temperature-control/id1147470931/reviews)** | — |
| Number of ratings | **7.5K** | — |
| Positive reviews | 17.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 63 MB | 10 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ember Technologies Inc.](https://appshunter.io/developer/1063861447) | [BRIAN LEE WILCOX](https://appshunter.io/developer/6776025095) |

## What reviewers say

### Ember

[App page](https://appshunter.io/ios/app/ember-temperature-control/id1147470931)

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:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ⭐ 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

**What reviewers complain about**

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

**Reported bugs**

- 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**

- 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

[App page](https://appshunter.io/ios/app/built-by-moments/id6780785276)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $4.99 | per month |
| Plus | $14.99 | per month |
| Premium | $29.99 | per month |


## Frequently asked 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 28, 2026 and Built by Moments on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*