# BigMagnify vs Celly.AI

The clearest difference is in-app purchases: Celly.AI at none against BigMagnify's 1. Celly.AI also leads on update cadence (weekly vs monthly). BigMagnify's advantage is review sentiment (74% vs 50%) and iOS requirement (10.3 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. BigMagnify sells 1 one-off in-app purchase. Celly.AI asks for nothing beyond the download.

BigMagnify ships an update monthly, Celly.AI weekly. Both last shipped on October 24, 2026.

## The numbers

| Metric | BigMagnify | Celly.AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (2.4K ratings)](https://appshunter.io/ios/app/bigmagnify/id393247466/reviews)** | — |
| Number of ratings | **2.4K** | — |
| Positive reviews | **73.9% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 26 MB | 499 MB |
| Requires iOS | **10.3** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dave Cheng](https://appshunter.io/developer/387308223) | [Celly.AI Corporation](https://appshunter.io/developer/1506941880) |

## What reviewers say

### BigMagnify

[App page](https://appshunter.io/ios/app/bigmagnify/id393247466)

Transform your device into a powerful magnifying glass with an integrated flashlight. Offers multiple focus modes, image filters, and zoom levels for enhanced readability. Freeze and share magnified images easily.

**Highlights:** Full-screen magnification, Image freezing and sharing, Multiple focus modes, Advanced image filters, Adjustable flashlight, Front-facing camera mirror

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |

**What reviewers like**

- 👍 Great app
- 👍 Convenient magnifier
- 👍 Powerful magnification
- 👍 Useful for reading small text
- 👍 Handy for industrial/technical work

**What reviewers complain about**

- 🐛 Blurry/poor image quality
- 🔋 High battery consumption
- 📢 Intrusive ads/pop-ups
- 🤖 Compatibility issues with newer iOS versions

**Reported bugs**

- Frequent crashes
- App freezing/not opening

**Requested features**

- Autofocus feature
- Manual focus control
- Improved image stabilization
- Option to disable ads


### Celly.AI

[App page](https://appshunter.io/ios/app/cellyai/id1506941881)

This application uses AI and computer vision to analyze microscope scans, automating tasks like cell counting and parasite detection. It allows users to digitize microscopy using just an iPhone, improving lab speed and quality. The tool is intended for research use only.

**Highlights:** AI-powered microscopy analysis, Cell counting and parasite detection, WBC differential tests, Digitize slides with an iPhone, Cloud storage for scans, Improve lab speed and quality

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BigMagnify free?

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

### Is Celly.AI free?

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

### Do BigMagnify or Celly.AI have ads?

Neither BigMagnify nor Celly.AI shows ads.

### Which is updated more often, BigMagnify or Celly.AI?

BigMagnify ships an update monthly, and Celly.AI weekly. Most recently, BigMagnify was updated on October 24, 2026 and Celly.AI on October 24, 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.*