# Bug Identifier Spider Insect vs ChemNotes

The clearest difference is in-app purchases: ChemNotes at none against Bug Identifier Spider Insect's 4. ChemNotes also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 3 months). Bug Identifier Spider Insect's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 18.0). On price there is nothing between them.

Both are free to download. Bug Identifier Spider Insect sells 4 in-app purchases, starting at $3.99 per 7 days. ChemNotes asks for nothing beyond the download.

Bug Identifier Spider Insect ships an update every 3 months, ChemNotes every 2 weeks. The most recent releases landed on October 6, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Bug Identifier Spider Insect | ChemNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (22 ratings)](https://appshunter.io/ios/app/bug-identifier-spider-insect/id1620850034/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 83 MB | 4 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Duong Pham Trieu](https://appshunter.io/developer/1620817538) | [SOROOSH GHAREHGOZLO](https://appshunter.io/developer/1851464333) |

## What reviewers say

### Bug Identifier Spider Insect

[App page](https://appshunter.io/ios/app/bug-identifier-spider-insect/id1620850034)

Easily identify unknown insects and plants from photos or your camera. Get instant, accurate results using AI and learn more about the species around you. Features a vast database covering most known species worldwide.

**Highlights:** Instant insect and plant identification from photos, AI-powered recognition technology, Learn about identified species, High-quality, extensive database, Intuitive and easy-to-use interface

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium Monthly | $7.99 | per month |
| Flash Sale Yearly | $29.99 | per year |
| Premium Yearly | $39.99 | per year |


### ChemNotes

[App page](https://appshunter.io/ios/app/chemnotes/id6755041959)

**In-app purchases:** none


## Frequently asked questions

### Is Bug Identifier Spider Insect free?

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

### Is ChemNotes free?

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

### Do Bug Identifier Spider Insect or ChemNotes have ads?

Bug Identifier Spider Insect shows ads; ChemNotes does not.

### Which is updated more often, Bug Identifier Spider Insect or ChemNotes?

Bug Identifier Spider Insect ships an update every 3 months, and ChemNotes every 2 weeks. Most recently, Bug Identifier Spider Insect was updated on October 6, 2026 and ChemNotes on September 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.*