Comparison

Blumoto vs x

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

Head to head
About

Blumoto

Features
Read full description

A Heathkit ET-3400 Simulator. The app simulates a Heathkit ET-3400. This was an inexpensive computer from 1977 for people to learn about computing and programming. With the app you can enter programs in machine code using the keypad and see the result on the 6 LED digits. It emulates the Motorola 6800 8 bit processor and contains the original ROM and 256 bytes of RAM

About

x

Features
Read full description

x-Cal is an ergonomic scientific calculator, in both portrait and landscape orientations, using RPN (c) Great for professional and educational use, it allows to quickly develop an understanding of register operations and basic programming Features fixed, scientific or engineer number formats, trigonometric and hyperbolic calculations in radians, degrees or grades, basic statistical computations, linear correlations, combinations, etc. Swipe on the top result display area to view the arithmetic register stack, tap on the top to display other registers such as storage register, statistical registers and program steps Record programs such as a quadratic equation solver, or display graphs to visualize functions y = f(x) At any time look, copy and paste text style computations into e-Mails, notes, etc.

Screenshots

Blumoto3 screens
x4 screens

Verdict

The call

The clearest difference is update cadence: x at fortnightly against Blumoto's every 20 months. Blumoto's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Blumoto ships an update every 20 months, x fortnightly. Both last shipped on October 25, 2026.

Scorecard3 real differences ยท 3 level
Blumoto versus x: the parameters behind the verdict, then further details
ParameterBlumotox
PriceFreeFree
Update frequencyEvery 20 monthsFortnightly โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS15.0 โ€” better18.0
Further details โ€” not scored
Size65 MB1 MB
Age rating4+4+
DeveloperMartin GernssFMILLET

In-app purchases

None

Blumoto

No in-app purchases

None

x

No in-app purchases

Questions

Is Blumoto free?
Blumoto is free to download, with no in-app purchases.
Is x free?
x is free to download, with no in-app purchases.
Do Blumoto or x have ads?
Neither Blumoto nor x shows ads.
Which is updated more often, Blumoto or x?
Blumoto ships an update every 20 months, and x fortnightly. Most recently, Blumoto was updated on October 25, 2026 and x on October 25, 2026.

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