# Least Common Multiple (LCM) vs InsightsScan

The clearest difference is in-app purchases: Least Common Multiple (LCM) at none against InsightsScan's 2. Least Common Multiple (LCM) also leads on ads (none vs shown) and iOS requirement (14.1 vs 17.0). InsightsScan's advantage is update cadence (fortnightly vs every 38 months). On price and device support there is nothing between them.

Both are free to download. InsightsScan sells 2 one-off in-app purchases. Least Common Multiple (LCM) asks for nothing beyond the download.

Least Common Multiple (LCM) ships an update every 38 months, InsightsScan fortnightly. The most recent releases landed on October 19, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Least Common Multiple (LCM) | InsightsScan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/insightsscan/id6740463241/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 0 MB | 10 MB |
| Requires iOS | **14.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [H Valeur](https://appshunter.io/developer/621824042) | [Chi Chen Lee](https://appshunter.io/developer/1548524457) |

## What reviewers say

### Least Common Multiple (LCM)

[App page](https://appshunter.io/ios/app/least-common-multiple-lcm/id1572012661)

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

**In-app purchases:** none


### InsightsScan

[App page](https://appshunter.io/ios/app/insightsscan/id6740463241)

This utility app uses AI to extract and summarize text from photos of documents, receipts, and notes. It transforms images into organized, easy-to-read bullet points, providing quick access to key information.

**Highlights:** AI text scanning from photos, Instant summarization of key info, Organized bullet point output, Scans documents, receipts, notes, Offline scanning capability

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | one-time |
| Premium Yearly | $19.99 | one-time |


## Frequently asked questions

### Is Least Common Multiple (LCM) free?

Least Common Multiple (LCM) is free to download, with no in-app purchases.

### Is InsightsScan free?

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

### Do Least Common Multiple (LCM) or InsightsScan have ads?

InsightsScan shows ads; Least Common Multiple (LCM) does not.

### Which is updated more often, Least Common Multiple (LCM) or InsightsScan?

Least Common Multiple (LCM) ships an update every 38 months, and InsightsScan fortnightly. Most recently, Least Common Multiple (LCM) was updated on October 19, 2026 and InsightsScan on October 3, 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.*