Comparison

LFunCalc vs Calculator AM

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

Head to head

LFunCalc

Line Function Calculator

Electronic calculator

Free

📊 Productivity

★ 4.02 ratingsView app →

About

LFunCalc

Features

Read full description

LFunCalc is a function calculator that formulas are displayed and entered as a list. Just after a formula is entered, the result is displayed without tapping enter key. A formula name is assigned to each input line and can be referenced as a variable in the following formulas. When a formula is changed, the value of the other formula referencing it is updated too. LFunCalc is also useful as a tool of parameter study. Note) LFunCalc is not a spreadsheet application.

About

Calculator AM

This calculator app provides an immediate display of results and calculation methods as you type. Its simple user experience helps you avoid errors and quickly see your work. It offers a free version with optional subscriptions for enhanced features.

Highlights

Immediate result display
Calculation method history
Simple user experience
Typo recognition
Monthly subscription option
Yearly subscription option

Features

Read full description

Calculator AM is a swift calculator for the rest of us. With immediate display of the result and calculation method, and simple user experience. Calculation method. The calculation method display allows you to see everything you have typed. So that you don't forget anything and can recognize typos. Immediate result. Calculator AM allows you to see the result immediately while you are typing. There is no faster way. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

LFunCalc4 screens

Calculator AM4 screens

Verdict

The call

The clearest difference is in-app purchases: LFunCalc at none against Calculator AM's 3. Calculator AM's advantage is update cadence (fortnightly vs every 5 months) and device support (4 vs 2). On price and ads 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. Calculator AM sells 3 in-app purchases, starting at $0.49 per month. LFunCalc asks for nothing beyond the download.

UpkeepUpdate frequency

LFunCalc ships an update every 5 months, Calculator AM fortnightly. Both last shipped on November 3, 2026.

Scorecard4 real differences · 6 level

LFunCalc versus Calculator AM: the parameters behind the verdict, then further details
Parameter	LFunCalc	Calculator AM
Price	Free	Free
Rating	—	4.0 (2 ratings) — better
Positive reviews	—	0.0% of reviews
Number of ratings	—	2 — better
Update frequency	Every 5 months	Fortnightly — better
Ads	No	No
In-app purchases	No — better	Yes
Monetization	—	Free with in-app purchases
Devices	iPhone, iPod	iPhone, iPad, iPod, Mac — better
Requires iOS	13.2	9.0 — better
Further details — not scored
Size	46 MB	33 MB
Age rating	4+	4+
Developer	NOBORU IMAI	Andreas Maier

In-app purchases

None

LFunCalc

No in-app purchases

3 purchases

Calculator AM

Subscriptions2

Monthly7 Days trial$0.491 Month
Yearly$2.491 Year

One-time1

One time purchase$4.99

Questions

Is LFunCalc free?

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

Is Calculator AM free?

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

Do LFunCalc or Calculator AM have ads?

Neither LFunCalc nor Calculator AM shows ads.

Which is updated more often, LFunCalc or Calculator AM?

LFunCalc ships an update every 5 months, and Calculator AM fortnightly. Most recently, LFunCalc was updated on November 3, 2026 and Calculator AM on November 3, 2026.