Comparison

Least Common Multiple (LCM) vs Chatometer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Least Common Multiple (LCM)

Features
Read full description

The IOS Least Common Multiple (LCM) App was created in response to requests by visitors to the popular https://multiples.info website. This app will not only find the LCM of your numbers, but it will also calculate the multiplier you need to multiply each number by to get the LCM. The app is fast, intuitive, and easy to use. It is a standalone app, which means that it will work perfectly fine in places with little or no Internet access. We hope the Least Common Multiple App will become one of your favorite math apps.

About

Chatometer

This app provides fun insights into your messaging habits by analyzing chat data. It reveals message counts, activity trends, and word usage, all processed securely offline. An optional in-app purchase unlocks the ability to analyze more than three conversations.

Highlights
  • Message, word, and character totals
  • Messaging activity over time
  • Most active hours and days
  • Top words and emoji analysis
  • Longest words sent
  • Offline chat analysis
  • iCloud sync across devices
Features
Read full description

Chatometer securely analyzes your chats to give fun insights. Discover: - Message, word, and character totals - Messaging activity over time - Most active hours and days - Top words and emoji - Longest words sent Privacy: All analysis is performed offline and is not shared. iCloud keeps your chats up to date across your devices. Chatometer Plus: A once-off in-app purchase lets you import more than three chats. The feature can be shared with everyone in your family group. Chatometer is not affiliated with any messaging service.

Screenshots

Least Common Multiple (LCM)4 screens
Chatometer4 screens

Verdict

The call

The clearest difference is in-app purchases: Least Common Multiple (LCM) at none against Chatometer's 1. Least Common Multiple (LCM) also leads on iOS requirement (14.1 vs 17.0). Chatometer's advantage is update cadence (every 5 days vs every 38 months). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Chatometer sells 1 one-off in-app purchase. Least Common Multiple (LCM) asks for nothing beyond the download.

UpkeepUpdate frequency

Least Common Multiple (LCM) ships an update every 38 months, Chatometer every 5 days. The most recent releases landed on October 19, 2026 and September 29, 2026 respectively.

Scorecard3 real differences · 7 level
Least Common Multiple (LCM) versus Chatometer: the parameters behind the verdict, then further details
ParameterLeast Common Multiple (LCM)Chatometer
PriceFreeFree
Rating—5.0 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 38 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS14.1 — better17.0
Further details — not scored
Size0 MB11 MB
Age rating4+4+
DeveloperH ValeurNicholas Baughan

In-app purchases

None

Least Common Multiple (LCM)

No in-app purchases

1 purchases

Chatometer

One-time1
  • Chatometer Plus$2.99

Questions

Is Least Common Multiple (LCM) free?
Least Common Multiple (LCM) is free to download, with no in-app purchases.
Is Chatometer free?
Chatometer is free to download, with in-app purchases available.
Do Least Common Multiple (LCM) or Chatometer have ads?
Neither Least Common Multiple (LCM) nor Chatometer shows ads.
Which is updated more often, Least Common Multiple (LCM) or Chatometer?
Least Common Multiple (LCM) ships an update every 38 months, and Chatometer every 5 days. Most recently, Least Common Multiple (LCM) was updated on October 19, 2026 and Chatometer on September 29, 2026.

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