# Biology Solver vs Hidden Camera · Spy Detector ·

The clearest difference is ads: Biology Solver at none against Hidden Camera · Spy Detector ·'s shown. Biology Solver also leads on device support (3 vs 1). Hidden Camera · Spy Detector ·'s advantage is ratings volume (98 vs 30). On price, rating, review sentiment and in-app purchases there is nothing between them.

Both are free to download. Biology Solver sells 2 in-app purchases, starting at $4.99 per 7 days and Hidden Camera · Spy Detector · sells 6 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Biology Solver against 4.3 for Hidden Camera · Spy Detector ·. Both are backed by a comparable volume of ratings — 30 and 98 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

## The numbers

| Metric | Biology Solver | Hidden Camera · Spy Detector · |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (30 ratings)](https://appshunter.io/ios/app/biology-solver-answer-helper/id6736764300/reviews)** | [4.3 (98 ratings)](https://appshunter.io/ios/app/hidden-camera-spy-detector/id6737915542/reviews) |
| Number of ratings | 30 | **98** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 20 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 10 MB | 51 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Irma Dolidze](https://appshunter.io/developer/1772884262) | [WEB 3.0 SOFT LIMITED](https://appshunter.io/developer/1656520813) |

## What reviewers say

### Biology Solver

[App page](https://appshunter.io/ios/app/biology-solver-answer-helper/id6736764300)

Instantly solve biology questions by taking a photo or typing them in. Receive comprehensive answers with explanations and maintain a history of your past queries. Ideal for students and professionals needing swift, precise biological assistance.

**Highlights:** Photo-based problem solving, Text-based question input, Detailed answer explanations, History tracking, Quick and accurate solutions

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biology Solver Weekly Pro | $4.99 | per 7 days |
| Biology Solver Weekly Trial | $4.99 | per 7 days |


### Hidden Camera · Spy Detector ·

[App page](https://appshunter.io/ios/app/hidden-camera-spy-detector/id6737915542)

This app helps you detect hidden cameras and listening devices in various locations like hotels and changing rooms. It uses advanced technology and guided tips to enhance your privacy and ensure your safety wherever you are.

**Highlights:** Fast camera detection, Advanced technology analysis, User-friendly interface, Guided manual detection tips, Magnetic detector, Infrared camera scan, Bluetooth and WiFi scanner

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spy Hidden Camera Detector IR | $9.99 | per 7 days |
| Hidden Camera · Spy Detector · | $9.99 | per 7 days |
| Hidden Camera · Spy Detector · | $14.99 | per month |
| Hidden Camera · Spy Detector · | $15.99 | per month |
| Hidden Camera · Spy Detector · | $83.99 | per year |
| Hidden Camera · Spy Detector · | $99.99 | per year |


## Frequently asked questions

### Is Biology Solver free?

Biology Solver is free to download, with in-app purchases available.

### Is Hidden Camera · Spy Detector · free?

Hidden Camera · Spy Detector · is free to download, with in-app purchases available.

### Which has better reviews, Biology Solver or Hidden Camera · Spy Detector ·?

Biology Solver is rated higher. Biology Solver averages 4.5 out of 5 from 30 ratings, while Hidden Camera · Spy Detector · averages 4.3 from 98 ratings.

### Do Biology Solver or Hidden Camera · Spy Detector · have ads?

Hidden Camera · Spy Detector · shows ads; Biology Solver does not.

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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.*