# Soil Identifier vs Caterpillar Identifier－Scan AI

The clearest difference is rating: Caterpillar Identifier－Scan AI at 4.5 against Soil Identifier's 3.7. Caterpillar Identifier－Scan AI also leads on update cadence (every 5 weeks vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Soil Identifier sells 3 in-app purchases, starting at $4.99 per 7 days and Caterpillar Identifier－Scan AI sells 2 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Caterpillar Identifier－Scan AI holds the better App Store score, 4.5 against 3.7. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

Soil Identifier ships an update every 4 months, Caterpillar Identifier－Scan AI every 5 weeks. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Soil Identifier | Caterpillar Identifier－Scan AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/soil-identifier-analysis-test/id6755925768/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/caterpillar-identifierscan-ai/id6769721955/reviews)** |
| Number of ratings | **3** | 2 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 32 MB | 10 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shivam Tripathi](https://appshunter.io/developer/1821411787) | [Rudenko Andrii](https://appshunter.io/developer/1858246209) |

## What reviewers say

### Soil Identifier

[App page](https://appshunter.io/ios/app/soil-identifier-analysis-test/id6755925768)

Instantly identify soil types using AI-powered camera scanning. Get detailed analysis of pH, nutrients, and texture, with personalized crop recommendations for gardening and farming success.

**Highlights:** AI-powered soil recognition, Instant camera scanning, Detailed soil analysis (pH, nutrients, texture), Crop recommendations, Personalized growing advice, Soil scan tracking

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Soil Weekly | $4.99 | per 7 days |
| Soil Yearly | $19.99 | per year |
| Soil Lifetime | $29.99 | one-time |


### Caterpillar Identifier－Scan AI

[App page](https://appshunter.io/ios/app/caterpillar-identifierscan-ai/id6769721955)

Instantly identify caterpillars and larvae from a photo using AI. Get detailed insights on species, host plants, behavior, and safety. Explore the hidden world of insects with interactive learning and follow-up questions.

**Highlights:** Instant AI caterpillar identification, Detailed species overviews, Host plant and habitat information, Safety and handling guidance, Integrated AI chat for follow-up questions, Lifecycle and ecology insights

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caterpillar Identifier Premium | $2.99 | per 7 days |
| Caterpillar Identifier Premium | $19.99 | per year |


## Frequently asked questions

### Is Soil Identifier free?

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

### Is Caterpillar Identifier－Scan AI free?

Caterpillar Identifier－Scan AI is free to download, with in-app purchases available.

### Which has better reviews, Soil Identifier or Caterpillar Identifier－Scan AI?

Caterpillar Identifier－Scan AI is rated higher. Soil Identifier averages 3.7 out of 5 from 3 ratings, while Caterpillar Identifier－Scan AI averages 4.5 from 2 ratings.

### Do Soil Identifier or Caterpillar Identifier－Scan AI have ads?

Neither Soil Identifier nor Caterpillar Identifier－Scan AI shows ads.

### Which is updated more often, Soil Identifier or Caterpillar Identifier－Scan AI?

Soil Identifier ships an update every 4 months, and Caterpillar Identifier－Scan AI every 5 weeks. Most recently, Soil Identifier was updated on October 30, 2026 and Caterpillar Identifier－Scan AI on October 28, 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.*