# ErgoTrend vs Ember

The clearest difference is in-app purchases: ErgoTrend at none against Ember's 2. ErgoTrend also leads on iOS requirement (9.0 vs 17.0). Ember's advantage is update cadence (every 2 weeks vs every 29 months). On price, ads and device support there is nothing between them.

Both are free to download. Ember sells 2 in-app purchases, starting at $5.99 per month. ErgoTrend asks for nothing beyond the download.

ErgoTrend ships an update every 29 months, Ember every 2 weeks. The most recent releases landed on October 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ErgoTrend | Ember |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 2 weeks** |
| Size | 20 MB | 7 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [MP SYNERGY COMPANY LIMITED](https://appshunter.io/developer/1402344527) | [Ngo Pham Huy](https://appshunter.io/developer/973008275) |

## What reviewers say

### ErgoTrend

[App page](https://appshunter.io/ios/app/ergotrend/id1402344528)

**Features:** macOS Compatibility

**In-app purchases:** none


### Ember

[App page](https://appshunter.io/ios/app/ember-fibromyalgia-tracker/id6779674419)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ember Pro Monthly | $5.99 | per month |
| Ember Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is ErgoTrend free?

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

### Is Ember free?

Ember is free to download, with in-app purchases available.

### Do ErgoTrend or Ember have ads?

Neither ErgoTrend nor Ember shows ads.

### Which is updated more often, ErgoTrend or Ember?

ErgoTrend ships an update every 29 months, and Ember every 2 weeks. Most recently, ErgoTrend was updated on October 4, 2026 and Ember on October 30, 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.*