# Bug Identifier Insect Finder vs Caterpillar Identifier

The clearest difference is review sentiment: Bug Identifier Insect Finder at 59% against Caterpillar Identifier's 0%. Bug Identifier Insect Finder also leads on rating (4.3 vs 2.6) and monetization model (free with in-app purchases vs subscription). Caterpillar Identifier's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Bug Identifier Insect Finder sells 3 in-app purchases, starting at $3.99 per 7 days and Caterpillar Identifier sells 1 in-app purchase, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Bug Identifier Insect Finder holds the better App Store score, 4.3 against 2.6. That said, the two scores are not equally well evidenced: Bug Identifier Insect Finder has 249 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 59% of Bug Identifier Insect Finder's written reviews are positive against 0% of Caterpillar Identifier's.

Bug Identifier Insect Finder ships an update every 3 months, Caterpillar Identifier every 2 months. Both last shipped on October 23, 2026.

## The numbers

| Metric | Bug Identifier Insect Finder | Caterpillar Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (249 ratings)](https://appshunter.io/ios/app/bug-identifier-insect-finder/id1572061671/reviews)** | [2.6 (9 ratings)](https://appshunter.io/ios/app/caterpillar-identifier/id1642311954/reviews) |
| Number of ratings | **249** | 9 |
| Positive reviews | **58.5% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 73 MB | 7 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Linh Nguyen Mai](https://appshunter.io/developer/1647530452) | [Tolkyn Raimbayeva](https://appshunter.io/developer/1692087944) |

## What reviewers say

### Bug Identifier Insect Finder

[App page](https://appshunter.io/ios/app/bug-identifier-insect-finder/id1572061671)

Instantly identify insects, bugs, and butterflies by simply taking or uploading a photo. This app uses AI to provide accurate results and allows you to track your identified species in a personal collection.

**Highlights:** Instant bug identification from photo, AI-powered identification technology, High-quality global insect database, Personal collection tracking, Identify anywhere, anytime, Intuitive interface with tips

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium Monthly | $9.99 | per month |
| Premium Yearly | $39.99 | per year |

**What reviewers like**

- ✅ Accurate identification (sometimes)
- 👍 Easy to use (for some)
- 💡 Educational and interesting
- 🚀 Works in remote areas
- ✨ Helps with OCD (specific case)

**What reviewers complain about**

- ❌ Not free / Subscription required
- ❌ Inaccurate identification
- ❌ Difficult to get good pictures
- ❌ App crashes or closes
- ❌ Premium version is pricey

**Reported bugs**

- App closes when 'X' is pressed
- Camera only works in portrait mode
- Fails to recognize specimens
- App stops working after a few days
- Error when trying to get a picture

**Requested features**

- Provide common names instead of Latin
- Improve community interaction features
- Allow personal photos instead of Wikipedia


### Caterpillar Identifier

[App page](https://appshunter.io/ios/app/caterpillar-identifier/id1642311954)

Instantly identify caterpillars from photos with high accuracy using a large database. Subscribe for full access to this identification tool. Cancel anytime.

**Highlights:** Instant photo processing, High accuracy identification, Extensive caterpillar database, Subscription for full access, Cancel anytime subscription

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caterpillar ID Full Access | $9.99 | per month |


## Frequently asked questions

### Is Bug Identifier Insect Finder free?

Bug Identifier Insect Finder is free to download, with in-app purchases available.

### Is Caterpillar Identifier free?

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

### Which has better reviews, Bug Identifier Insect Finder or Caterpillar Identifier?

Bug Identifier Insect Finder is rated higher. Bug Identifier Insect Finder averages 4.3 out of 5 from 249 ratings, while Caterpillar Identifier averages 2.6 from 9 ratings.

### Do Bug Identifier Insect Finder or Caterpillar Identifier have ads?

Bug Identifier Insect Finder shows ads; Caterpillar Identifier does not.

### Which is updated more often, Bug Identifier Insect Finder or Caterpillar Identifier?

Bug Identifier Insect Finder ships an update every 3 months, and Caterpillar Identifier every 2 months. Most recently, Bug Identifier Insect Finder was updated on October 23, 2026 and Caterpillar Identifier on October 23, 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.*