Comparison

Subnet 64 vs DM50

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

Head to head
About

Subnet 64

This app simplifies IP networking for professionals and students. It calculates IPv4 and IPv6 subnets, converts between binary and decimal, and helps optimize network configurations. Ideal for troubleshooting, studying, or managing IP addresses.

Highlights
  • IPv4 & IPv6 subnet calculation
  • Binary to decimal conversion
  • Subnet mask, CIDR, and address range calculation
  • Cisco certification preparation
  • User-friendly interface
  • IP address management
Features
Read full description

Master IP networking with the ultimate IPv4 & IPv6 Subnet Calculator! Designed for network administrators, Cisco professionals, and networking students, this powerful app simplifies subnetting and IP address management. Effortlessly calculate subnets, convert between binary and decimal, and optimize your network configurations on the go. Key Features: - IPv4 & IPv6 Support: Seamlessly calculate subnets for both protocols. - Subnetting Made Easy: Break down complex networks with precise subnet masks, CIDR, and address ranges. - Binary Conversion: Instantly convert IP addresses to binary for deeper understanding. - Cisco-Compatible: Perfect for CCNA, CCNP, and other networking certifications. - User-Friendly Interface: Intuitive design for quick calculations, ideal for pros and beginners alike. - Learning Tool: Master subnetting concepts, great for students. Whether you're troubleshooting a network, studying for a Cisco exam, or exploring IP addressing, this calculator is your go-to tool for fast, accurate results. Download now and take control of your networking tasks!

About

DM50

Features
Read full description

DM50 is a faithful tribute to the golden era of scientific calculators, bringing the legendary HP-style experience to your iPhone with modern enhancements. Whether you're an engineer, student, scientist, or calculator enthusiast, DM50 delivers the power and precision you need, with the tactile familiarity of classic RPN entry and a crisp, authentic 132×64 monochrome LCD display. REVERSE POLISH NOTATION (RPN) A true HP-style RPN engine with a dynamic multi-level stack, stack lift, SWAP, ROLL and DROP. Once you learn the flow, complex calculations become faster and more intuitive. ALGEBRAIC MODE (CAS) Type expressions the way you write them: full operator precedence, parentheses and implicit multiplication (2π, 3(4+5)). Includes numerical derivatives ∂(f,a), definite integrals ∫(f,a,b), and nine memory variables (x, y, z, A–F) for chained calculations. EQUATIONS AND INEQUALITIES Solve linear and quadratic equations — complex roots included — and linear inequalities. MATRIX ALGEBRA Matrices up to 5×5 in a dedicated editor: addition, subtraction, multiplication, transpose, trace, determinant and inverse. MORE MATH MODES • 3D vector calculations • Complex number arithmetic • Base conversion: decimal, binary, octal and hexadecimal • Formula library with pixel-art diagrams, inspired by the classics • Constants library with common physical and mathematical constants SCIENTIFIC FUNCTIONS • Trigonometry with RAD / DEG / GRAD angle modes • Logarithms, exponentials, powers and roots • Hyperbolic functions, factorials and more AUTHENTIC EXPERIENCE • Pixel-perfect monochrome LCD rendering (132×64) • Classic keyboard layout with BLUE / ORANGE • Real-time status bar: clock, angle mode, modifiers and battery • Retro sound effects BUILT FOR POWER USERS DM50 is designed for depth. The layered modifier system exposes dozens of functions without cluttering the interface — just like the classic calculators it draws in A LITTLE FUN TOO A built-in dice game to take a break between calculations. Track your high score.

Screenshots

Subnet 643 screens
DM504 screens

Verdict

The call

The clearest difference is price: DM50 at $0.99 against Subnet 64's $6.99. DM50 also leads on update cadence (monthly vs every 2 months) and iOS requirement (15.6 vs 18.0). On ads, in-app purchases 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

Subnet 64 costs $6.99 and DM50 $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Subnet 64 ships an update every 2 months, DM50 monthly. The most recent releases landed on September 24, 2026 and September 28, 2026 respectively.

Scorecard3 real differences · 7 level
Subnet 64 versus DM50: the parameters behind the verdict, then further details
ParameterSubnet 64DM50
Price$6.99$0.99 — better
Rating4.0 (2 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, MaciPhone, iPad, iPod, Mac — better
Requires iOS18.015.6 — better
Further details — not scored
Size0 MB1 MB
Age rating4+4+
DeveloperSpaceNation Inc. CAJavier Bascones

In-app purchases

None

Subnet 64

No in-app purchases

None

DM50

No in-app purchases

Questions

Is Subnet 64 free?
Subnet 64 costs $6.99, with no in-app purchases.
Is DM50 free?
DM50 costs $0.99, with no in-app purchases.
Do Subnet 64 or DM50 have ads?
Neither Subnet 64 nor DM50 shows ads.
Which is updated more often, Subnet 64 or DM50?
Subnet 64 ships an update every 2 months, and DM50 monthly. Most recently, Subnet 64 was updated on September 24, 2026 and DM50 on September 28, 2026.

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