Comparison

LIONFlash vs OT Subnet Calculator

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

Head to head
About

LIONFlash

Features
Read full description

Highlights of the EKOcast Software Upgrade • PIN Protection – Secure access, easier than ever Enter your desired PIN – done. Quickly set, strongly secured. • Connect unlimited devices – full flexibility Whether it's a smartphone, tablet, or multiple users at the same time – thanks to EKOcast, you always have all the information in view. • Always reachable – Remote service & updates available anywhere With EKOcast and the corresponding app, we support you quickly and easily – no matter where you are. • Seamlessly integrate battery data into your own system With EKOcast and its open BLE protocol, you can flexibly and easily integrate your battery data into your own systems, displays, or applications — ideal for developers, makers, DIY enthusiasts, and manufacturers. • More performance, same efficiency More possibilities, more comfort – all without additional energy consumption. With the EKOcast upgrade, you unlock the full potential of your battery.

About

OT Subnet Calculator

This app offers IP subnet calculations and professional network planning. It allows users to manage networks, devices, and reservations, with features like visual address maps, conflict checks, and collaboration tools. It also includes educational resources for learning network concepts.

Highlights
  • IPv4 and IPv6 subnet calculations
  • IP Address Management (IPAM)
  • Network and device documentation
  • Conflict and overlap checks
  • Collaboration via iCloud sync
  • CSV and PDF reporting
  • Educational tools and guides
Features
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IPAM PRO – MORE THAN A SUBNET CALCULATOR Build a central source of truth for sites, customers, and projects. Manage folders, networks, VLANs, devices, reservations, and multiple addresses per device. The visual address map finds free IPs, while conflict checks, smart groups, and audit history keep data reliable. Share folders with roles, collaborate automatically through iCloud, and protect documentation with snapshots, backups, CSV, and PDF reports. IP Subnet Calculator combines fast IPv4 calculations with professional network planning and a compact IPAM. Calculate network addresses, broadcasts, host ranges, subnet masks, and CIDR prefixes—or document complete sites, customers, and devices. FAST AND ACCURATE • Enter an IPv4 address or CIDR directly • Network, broadcast, first and last host • Usable host count and address classification • Quick selection for common prefixes • Copy and export results IPAM FOR YOUR NETWORKS • Folders and subfolders for sites, customers, or projects • Networks with CIDR, VLAN, location, status, and notes • Devices with hostname, IP, and MAC address • Complete CSV export • iCloud sync across your devices • Share your IPAM and collaborate with others PRO TOOLS • Overlap checks for conflicting networks • VLSM and VLAN planning • CIDR aggregation • IPv6 explorer and prefix comparison • Favorites, history, and folders LEARN AND UNDERSTAND Bit visualization, step-by-step guides, practical scenarios, interactive examples, a quiz, and a cheatsheet help both beginners and network professionals. Core calculators are free. IPAM, collaboration, and advanced tools are available permanently with Pro—no subscription.

Screenshots

LIONFlash1 screens
OT Subnet Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: LIONFlash at none against OT Subnet Calculator's 1. LIONFlash also leads on device support (3 vs 1) and iOS requirement (13.0 vs 26.2). 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. OT Subnet Calculator sells 1 one-off in-app purchase. LIONFlash asks for nothing beyond the download.

Scorecard3 real differences · 5 level
LIONFlash versus OT Subnet Calculator: the parameters behind the verdict, then further details
ParameterLIONFlashOT Subnet Calculator
PriceFreeFree
Positive reviews—100.0% of reviews
Update frequency—Monthly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better26.2
Further details — not scored
Size3 MB8 MB
Age rating4+4+
DeveloperLiontron GmbH & Co. KGDominik Gausmann

In-app purchases

None

LIONFlash

No in-app purchases

1 purchases

OT Subnet Calculator

One-time1
  • IP Calc Profi Features$2.99

Questions

Is LIONFlash free?
LIONFlash is free to download, with no in-app purchases.
Is OT Subnet Calculator free?
OT Subnet Calculator is free to download, with in-app purchases available.
Do LIONFlash or OT Subnet Calculator have ads?
Neither LIONFlash nor OT Subnet Calculator shows ads.

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