# Yellow Teeth vs Eilei

The clearest difference is rating: Eilei at 5.0 against Yellow Teeth's 4.3. Eilei also leads on in-app purchases (none vs 3) and ads (none vs shown). Yellow Teeth's advantage is ratings volume (159 vs 2). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. Yellow Teeth sells 3 in-app purchases, starting at $3.99 per 7 days. Eilei asks for nothing beyond the download.

Eilei holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Yellow Teeth has 159 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Yellow Teeth ships an update every 2 weeks, Eilei fortnightly. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Yellow Teeth | Eilei |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (159 ratings)](https://appshunter.io/ios/app/yellow-teeth/id6753868444/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/eilei/id6759671349/reviews)** |
| Number of ratings | **159** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 49 MB | 25 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [JORGE CASTILLO PEREZ](https://appshunter.io/developer/1845332025) | [Eilei LLC](https://appshunter.io/developer/6807205899) |

## What reviewers say

### Yellow Teeth

[App page](https://appshunter.io/ios/app/yellow-teeth/id6753868444)

Achieve a brighter, whiter smile in three months with personalized AI-driven routines. Simply take a photo, and the app will analyze your teeth to create a custom plan with daily tasks to improve oral hygiene and achieve your desired results.

**Highlights:** AI-powered teeth analysis, Personalized whitening routines, Daily task notifications, Progress tracking and graphics, Oral hygiene improvement, Achieve a perfect smile in 3 months

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $59.99 | per year |


### Eilei

[App page](https://appshunter.io/ios/app/eilei/id6759671349)

This app facilitates synchronized pregnancy and baby care tracking for expecting parents. It empowers partners to actively participate by managing tasks and providing support, while also offering insights into emotional wellness and streamlined newborn care logistics.

**Highlights:** Dual-user sync architecture, Shared pregnancy and baby care dashboard, Task delegation and alerts, Newborn care logistics tracking, Emotional wellness analysis, On-device privacy firewall

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

**In-app purchases:** none


## Frequently asked questions

### Is Yellow Teeth free?

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

### Is Eilei free?

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

### Which has better reviews, Yellow Teeth or Eilei?

Eilei is rated higher. Yellow Teeth averages 4.3 out of 5 from 159 ratings, while Eilei averages 5.0 from 2 ratings.

### Do Yellow Teeth or Eilei have ads?

Yellow Teeth shows ads; Eilei does not.

### Which is updated more often, Yellow Teeth or Eilei?

Yellow Teeth ships an update every 2 weeks, and Eilei fortnightly. Most recently, Yellow Teeth was updated on October 24, 2026 and Eilei on October 8, 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.*