# E vs Chicken Checker

The clearest difference is ads: Chicken Checker at none against E's shown. Chicken Checker also leads on update cadence (fortnightly vs every 4 months). E's advantage is iOS requirement (10.3 vs 13.0). On price, in-app purchases and device support there is nothing between them.

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

E ships an update every 4 months, Chicken Checker fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | E | Chicken Checker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/e-diagnostic/id1387730960/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 42 MB | 199 MB |
| Requires iOS | **10.3** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [333 Corporate 1998, S.L.](https://appshunter.io/developer/601314449) | [Chicken Checker Company](https://appshunter.io/developer/1593609735) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-diagnostic/id1387730960)

This diagnostic tool helps identify potential swine diseases based on observed symptoms and animal age. It provides detailed descriptions and images of conditions, acting as an illustrative guide for users registered on pig333.com.

**Highlights:** Swine disease and condition descriptions, Images of major swine diseases, Symptom-based diagnosis, Age-specific disease lists, Detailed disease information, Multilingual support (English, Spanish)

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

**In-app purchases:** none


### Chicken Checker

[App page](https://appshunter.io/ios/app/chicken-checker/id1593609733)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is Chicken Checker free?

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

### Do E or Chicken Checker have ads?

E shows ads; Chicken Checker does not.

### Which is updated more often, E or Chicken Checker?

E ships an update every 4 months, and Chicken Checker fortnightly. Most recently, E was updated on November 2, 2026 and Chicken Checker on November 3, 2026.

---

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