Comparison

LogosX vs Nautical Dog Math Helper

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

Head to head
About

LogosX

Features
Read full description

LogosX enables fast, reliable X-ray image capture, inspection, and incident management in the field. It is purpose-built for law enforcement, military EOD, and tactical response operations using Logos Imaging portable digital radiography systems. Designed for demanding environments, LogosX keeps essential capture and review tools clear and accessible when time matters. Operators can acquire, organize, enhance, annotate, stitch, and export high-quality X-ray images directly from supported devices. Whether conducting routine sweeps or responding to high-risk incidents, LogosX provides the clarity and control needed to review imagery and make informed operational decisions. Key Features: • Wired and wireless X-ray image capture • Single-image, dual-energy, and mosaic capture workflows • Incident-based image organization and management • Advanced 16-bit window/level, filtering, measurement, ROI, and annotation tools • Image stitching with alignment and blending controls • Image and incident import, export, and sharing • Online and offline activation options • Responsive, touch-friendly workflows for field devices Supported Detector Panels: • SÓSTOS • XIRÓS • STENÓS Who It’s For: • State and local law enforcement bomb squads • Military EOD teams • Tactical response units using portable X-ray systems From routine inspections to high-risk responses, LogosX equips teams with practical imaging tools for confident, efficient field operations.

About

Nautical Dog Math Helper

This app simplifies essential maritime calculations for professionals. It offers tools for navigation, maneuvering, and vessel operations, ensuring accuracy and efficiency at sea. Designed for ease of use, it provides critical data even without internet access.

Highlights
  • Rate of Turn (ROT) Calculation
  • Turn Transfer Computation
  • RPM and Speed Calculations
  • Anchor Swing Radius
  • Distance, Speed, Time (DST)
  • Offline Functionality
  • Night Mode
Features
Read full description

Nautical Dog Math Helper is the ultimate tool for maritime professionals, designed to simplify complex calculations you need every day on the job. Whether you’re navigating through tricky waters or performing docking maneuvers, this app makes essential maritime math easy, fast, and accurate. Key Features: • Rate of Turn (ROT) Calculation: Instantly calculate the rate of turn to ensure safe navigation and maneuvering, improving efficiency in any operation. • Turn Transfer: Quickly compute turn transfer data for safer maneuvering of your vessel, making docking and turns more predictable. • RPM and Speed Calculations: Accurate RPM and speed calculations tailored for marine environments, helping you maintain optimal speeds while staying safe. • Anchor Swing: Calculate anchor swing radius to avoid collisions and ensure your vessel stays safely anchored in varying conditions. • DST (Distance, Speed, Time): Compute essential distance, speed, and time calculations for planning and navigation during voyages. • Simple, User-Friendly Interface: Navigate the app easily with an intuitive layout designed specifically for maritime professionals. No complex math required. • Night Mode: An optimized dark mode for use during low-light conditions or nighttime operations, reducing eye strain and keeping you focused on your work. • Tailored for Mariners: Created with real-world maritime challenges in mind. Whether you’re aboard a large vessel or a smaller boat, this app is designed to support your unique needs. • Offline Functionality: Calculate and access essential data even when you don’t have internet access, perfect for use on the water. Why Choose Nautical Dog Math Helper? For those working in the maritime industry, precise calculations are critical for safe and efficient operations. With Nautical Dog Math Helper, you can quickly solve essential problems without needing a calculator or reference materials. Designed for both novice and expert mariners, it’s the only app you’ll need for common vessel calculations. From calculating your rate of turn for precise navigation to ensuring your vessel’s safety with anchor swing radius—this app covers it all, helping you make decisions faster and more accurately. Get started with Nautical Dog Math Helper today and experience how easy maritime calculations can be!

Screenshots

LogosX4 screens
Nautical Dog Math Helper4 screens

Verdict

The call

The clearest difference is update cadence: Nautical Dog Math Helper at weekly against LogosX's every 5 weeks. On price, 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

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

UpkeepUpdate frequency

LogosX ships an update every 5 weeks, Nautical Dog Math Helper weekly. Both last shipped on November 4, 2026.

Scorecard1 real difference · 8 level
LogosX versus Nautical Dog Math Helper: the parameters behind the verdict, then further details
ParameterLogosXNautical Dog Math Helper
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyEvery 5 weeksWeekly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.6
Further details — not scored
Size83 MB6 MB
Age rating4+4+
DeveloperLogos ImagingJill Russell

In-app purchases

None

LogosX

No in-app purchases

None

Nautical Dog Math Helper

No in-app purchases

Questions

Is LogosX free?
LogosX is free to download, with no in-app purchases.
Is Nautical Dog Math Helper free?
Nautical Dog Math Helper is free to download, with no in-app purchases.
Do LogosX or Nautical Dog Math Helper have ads?
Neither LogosX nor Nautical Dog Math Helper shows ads.
Which is updated more often, LogosX or Nautical Dog Math Helper?
LogosX ships an update every 5 weeks, and Nautical Dog Math Helper weekly. Most recently, LogosX was updated on November 4, 2026 and Nautical Dog Math Helper on November 4, 2026.

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