# Bug Identifier vs FertiliCalc

The clearest difference is in-app purchases: FertiliCalc at none against Bug Identifier's 4. FertiliCalc also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Bug Identifier sells 4 in-app purchases, starting at $4.99 per 7 days. FertiliCalc asks for nothing beyond the download.

Bug Identifier ships an update every 2 months, FertiliCalc every 3 weeks. The most recent releases landed on September 28, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Bug Identifier | FertiliCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4.1K ratings)](https://appshunter.io/ios/app/bug-identifier-bugalert/id1554181884/reviews)** | — |
| Number of ratings | **4.1K** | — |
| Positive reviews | 24.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Ad-supported | — |
| Size | 103 MB | 41 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FAMO Connect LLC](https://appshunter.io/developer/1552437545) | [Juan Villalobos Carrasco](https://appshunter.io/developer/1590202246) |

## What reviewers say

### Bug Identifier

[App page](https://appshunter.io/ios/app/bug-identifier-bugalert/id1554181884)

Identify bugs, spiders, and insects instantly with AI. Snap a photo to get detailed information including common and scientific names, habitat, behavior, and ecological role. Save and share your discoveries.

**Highlights:** AI-powered insect identification, Identify bugs and spiders from photos, Detailed insect information, Save and share identifications, Light and dark mode, Educational insect facts

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly | $7.99 | per 7 days |
| Annual | $19.99 | per year |
| Annual | $24.99 | per year |

**What reviewers like**

- 👍 Helpful for identifying insects
- 🚀 Accurate identification in some cases
- 💡 Useful for discovering new species

**What reviewers complain about**

- 🐛 Inaccurate identification in many cases
- 💸 Excessive ads and in-app purchases
- 🔒 Privacy concerns with photo access
- 🤔 Inconsistent results for the same bug

**Reported bugs**

- Misidentifies common insects like spiders and beetles
- App crashes or freezes when trying to identify bugs
- Requires full photo library access instead of selected photos

**Requested features**

- Add option to save identified insects
- Improve accuracy of identification
- Reduce number of ads and in-app purchases


### FertiliCalc

[App page](https://appshunter.io/ios/app/fertilicalc/id1590202244)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Bug Identifier free?

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

### Is FertiliCalc free?

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

### Do Bug Identifier or FertiliCalc have ads?

Neither Bug Identifier nor FertiliCalc shows ads.

### Which is updated more often, Bug Identifier or FertiliCalc?

Bug Identifier ships an update every 2 months, and FertiliCalc every 3 weeks. Most recently, Bug Identifier was updated on September 28, 2026 and FertiliCalc on September 12, 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.*