# Ember vs FMT App

The clearest difference is rating: FMT App at 5.0 against Ember's 3.3. FMT App also leads on update cadence (every 2 days vs every 2 months). Ember's advantage is ratings volume (7.5K vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

FMT App holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: Ember has 7.5K ratings behind it against 1, so its average is the more settled of the two.

Ember ships an update every 2 months, FMT App every 2 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ember | FMT App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (7.5K ratings)](https://appshunter.io/ios/app/ember-temperature-control/id1147470931/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fmt-app/id6816763870/reviews)** |
| Number of ratings | **7.5K** | 1 |
| Positive reviews | 17.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 63 MB | 22 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Ember Technologies Inc.](https://appshunter.io/developer/1063861447) | [Flagstaff Tabernacle](https://appshunter.io/developer/6792948783) |

## 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


### FMT App

[App page](https://appshunter.io/ios/app/fmt-app/id6816763870)

Connect with your church community through prayer requests, daily scripture, news, and sermon media. Stay updated on events and announcements with convenient notifications. Features adjustable text size and light/dark modes for comfortable use.

**Highlights:** Submit and track prayer requests, Daily Bible verse and offline King James Bible, Church announcements and weekly bulletin, Event calendar for services and meetings, Watch sermons and listen to church music, Adjustable text size and dark mode

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

**In-app purchases:** none


## Frequently asked questions

### Is Ember free?

Ember is free to download, with no in-app purchases.

### Is FMT App free?

FMT App is free to download, with no in-app purchases.

### Which has better reviews, Ember or FMT App?

FMT App is rated higher. Ember averages 3.3 out of 5 from 7.5K ratings, while FMT App averages 5.0 from 1 ratings.

### Do Ember or FMT App have ads?

Neither Ember nor FMT App shows ads.

### Which is updated more often, Ember or FMT App?

Ember ships an update every 2 months, and FMT App every 2 days. Most recently, Ember was updated on November 4, 2026 and FMT App on October 31, 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.*