# MajorCalculator vs Camera Seal Checker

The clearest difference is in-app purchases: Camera Seal Checker at none against MajorCalculator's 3. Camera Seal Checker also leads on ads (none vs shown). MajorCalculator's advantage is iOS requirement (15.6 vs 26.0). On price, update cadence and device support there is nothing between them.

Both are free to download. MajorCalculator sells 3 in-app purchases, starting at $1.99 per month. Camera Seal Checker asks for nothing beyond the download.

MajorCalculator ships an update fortnightly, Camera Seal Checker every 8 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | MajorCalculator | Camera Seal Checker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (37 ratings)](https://appshunter.io/ios/app/majorcalculator/id1536254031/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 8 days** |
| Monetization | Free with in-app purchases | — |
| Size | 26 MB | 6 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [旭 王](https://appshunter.io/developer/1536252900) | [JuHun Choi](https://appshunter.io/developer/1874928710) |

## What reviewers say

### MajorCalculator

[App page](https://appshunter.io/ios/app/majorcalculator/id1536254031)

This utility app simplifies complex calculations with a wide range of tools, including arithmetic, tax, unit conversion, 3D shapes, and kinship. It offers features like calculation history, memo bookkeeping, and customizable themes for an enhanced user experience.

**Highlights:** Arithmetic and advanced calculations, Income tax and mortgage calculation, Extensive unit conversion, 3D shape property calculations, Kinship relationship identification, Calculation history and memo bookkeeping, Customizable themes and skins

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Preminum 1 Month | $1.99 | per month |
| Premium 1 Quarter | $5.99 | per 3 months |
| Premium 1 Year | $9.99 | per year |


### Camera Seal Checker

[App page](https://appshunter.io/ios/app/camera-seal-checker/id6758776839)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MajorCalculator free?

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

### Is Camera Seal Checker free?

Camera Seal Checker is free to download, with no in-app purchases.

### Do MajorCalculator or Camera Seal Checker have ads?

MajorCalculator shows ads; Camera Seal Checker does not.

### Which is updated more often, MajorCalculator or Camera Seal Checker?

MajorCalculator ships an update fortnightly, and Camera Seal Checker every 8 days. Most recently, MajorCalculator was updated on November 3, 2026 and Camera Seal Checker on November 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*