Comparison

N2x3x5x7x vs BinDecHex Converter

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

Head to head
About

N2x3x5x7x

Features
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Is your telephone number prime ? Or your Birthday ?? N2x3x5x7x will show the prime factors for any number up to 10,000,000,000. It will also convert any number from/to any base 2 to 16. Use N2x3x5x7x, with its unique spiral keyboard, to explore the natural numbers and see if you can find primes, or perhaps a surreal pattern... N2x3x5x7x, an infinitesimal contribution to Number Theory

About

BinDecHex Converter

Features
Read full description

"BinDecHex Converter" is a simple base conversion tool that makes converting between Hexadecimal, Decimal, and Binary incredibly smooth. Results are reflected in real-time as you type, eliminating the need to press any cumbersome "convert" buttons. With its clean and minimalist interface, you can get your calculations done the moment you open the app. [Key Features] Real-time base conversion (Hex / Dec / Bin) Simple and intuitive design that anyone can use without hesitation One-tap copy for calculation results [Great For] Numeric calculations and data verification during programming Checking color codes (HEX) for web design Supporting IT studies and certification prep Anytime you need a quick base conversion Say goodbye to tedious manual calculations and searching for conversion websites. Let BinDecHex Converter handle your calculations easily and smartly!

Screenshots

N2x3x5x7x1 screens
BinDecHex Converter2 screens

Verdict

The call

The clearest difference is in-app purchases: N2x3x5x7x at none against BinDecHex Converter's 2. N2x3x5x7x also leads on ads (none vs shown) and device support (3 vs 1). BinDecHex Converter's advantage is update cadence (every 8 days vs every 23 months). On price there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. BinDecHex Converter sells 2 one-off in-app purchases. N2x3x5x7x asks for nothing beyond the download.

UpkeepUpdate frequency

N2x3x5x7x ships an update every 23 months, BinDecHex Converter every 8 days. The most recent releases landed on October 14, 2026 and October 15, 2026 respectively.

Scorecard5 real differences Β· 1 level
N2x3x5x7x versus BinDecHex Converter: the parameters behind the verdict, then further details
ParameterN2x3x5x7xBinDecHex Converter
PriceFreeFree
Update frequencyEvery 23 monthsEvery 8 days β€” better
AdsNo β€” betterYes
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS9.0 β€” better17.6
Further details β€” not scored
Size15 MB4 MB
Age rating4+4+
DeveloperDaliFermat LtdShota Yamada

In-app purchases

None

N2x3x5x7x

No in-app purchases

2 purchases

BinDecHex Converter

One-time2
  • Buy Me Ξ± Coffee β˜•οΈ$1.99
  • Remove Ads$2.99

Questions

Is N2x3x5x7x free?
N2x3x5x7x is free to download, with no in-app purchases.
Is BinDecHex Converter free?
BinDecHex Converter is free to download, with in-app purchases available.
Do N2x3x5x7x or BinDecHex Converter have ads?
BinDecHex Converter shows ads; N2x3x5x7x does not.
Which is updated more often, N2x3x5x7x or BinDecHex Converter?
N2x3x5x7x ships an update every 23 months, and BinDecHex Converter every 8 days. Most recently, N2x3x5x7x was updated on October 14, 2026 and BinDecHex Converter on October 15, 2026.

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