DBHamPlot vs StayReady Kits
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DBHamPlot
Calculate distance and bearing between two locations using Maidenhead grid squares. This tool is designed for amateur radio operators to easily determine proximity and direction to other hams, featuring an interactive map for pinpointing locations and identifying grid areas.
- Compute distance and bearing
- Maidenhead location input
- Map display with annotations
- Identify six-digit grid areas
- Interactive map for location pinpointing
- User-added annotation removal
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Compute distance and bearing using Maidenhead location. This was originally intended for use by amateur radio operators who participate in microwave communications however it can be used by any ham in order to determine a distance and bearing to another radio amateur. This version specifically for the iPad provides map and controls all on one screen. The larger map area over both iPhone versions should prove helpful. You get a map of the source and target along with a pin annotation and an overlay identifying the six-digit grid area. If a user touches an empty location on the screen for one second a new annotation is added at that spot identifying the grid. Any user-added annotations are removed if a new source or target are entered. This feature is great because you can zoom in on a location, touch the screen, and get a 6 digit grid; this is especially handy when your microwave buddy pulls over to the side of the road to make a contact with you (or someone else) but he/she has no idea what their grid square is.
StayReady Kits
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Know exactly what your household needs to survive any emergency. StayReady estimates your family's water, food, and supply needs, tracks what you have, and shows you what's missing. Everything runs on your device. No account required. Your data stays private. No subscription, no ads. Most people know they should be prepared. Then the power goes out for four days. A wildfire evacuation gives you 15 minutes. A winter storm buries your road for a week. And "tomorrow" was yesterday. StayReady doesn't lecture you. It gives you a system. Start free with one kit and one threat scenario. Upgrade once to unlock everything. WHAT MAKES IT DIFFERENT Emergency preparedness isn't one list. You build purpose-specific kits (Home, Bug Out Bag, Car Kit, Get Home Bag, Office, and more) each pre-loaded with tailored recommendations and its own inventory. Your household drives the math. Add your family members, ages, and pets. StayReady calculates daily water and calorie needs for everyone, multiplied by your target preparedness days. No guessing. No generic checklists copied from a blog post. REAL READINESS, MEASURED Every kit gets a readiness score broken down by water, food, and supplies, with essential items weighted more heavily than nice-to-haves. You see exactly where your gaps are, not just a vague sense that you should "do more." KNOW WHAT TO DO, STEP BY STEP Multiple emergency scenarios (power outages, earthquakes, wildfires, winter storms, and more) broken into phases with concrete actions and skills. Structured walkthroughs for before, during, and after. Track your progress. Your readiness score reflects preparation completed, skills learned, and supplies on hand. TRACK EVERYTHING THAT EXPIRES Nothing silently goes bad in your closet. Expiration dates are tracked across your entire inventory with configurable notification thresholds for water, food, batteries, medications, and more. Food tracking supports simple calorie entry and full nutrition label input. Scan barcodes to pull product data automatically (Pro). Choose imperial or metric. Over 80 predefined supply types across multiple categories, plus custom items. Supplies are checkboxes, not just text. You see what you have and what you're missing at a glance. BUILT FOR FAMILIES Share kits with family members through iCloud (Pro). Everyone sees the same inventory, the same gaps, the same shopping list. Sync across all your devices. Back up your entire preparedness profile and restore it if you switch phones (Pro). FEATURES AT A GLANCE - Estimated water, calorie, and pet food calculations based on your household - Readiness scores per kit and per threat scenario - Multiple kit types: Home, Bug Out, Family Bug Out, Car, Winter Car, Get Home, Office, Camping, and more (1 free, unlimited with Pro) - Threat scenarios with action plans and skill tracking: power outages, severe storms, earthquakes, wildfires, flooding, winter storms, and more (1 free, all with Pro) - Expiration tracking with push notification alerts - 80+ supplies across multiple categories, plus custom items - Shopping lists with one-tap add from inventory - Organize each kit by physical container (Main Pack, EDC, Med Kit, Belt Pouch…) - Tag items by where they live in your home (Pantry, Garage, Shed…) - Barcode scanner for fast food inventory entry (Pro) - Curated food recommendations with calorie estimates, shelf life, and storage tips (Pro) - Export shopping lists to Apple Reminders (Pro) - iCloud sync and family kit sharing (Pro) - Full data backup and restore (Pro) - Works entirely offline, no account needed - Imperial and metric unit support - One purchase unlocks everything Start with one kit. You'll know exactly where you stand in five minutes.
Screenshots
Verdict
The clearest difference is in-app purchases: DBHamPlot at none against StayReady Kits's 1. DBHamPlot also leads on iOS requirement (9.1 vs 17.0). StayReady Kits's advantage is update cadence (every 2 weeks vs every 42 months). On price, ads 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
Both are free to download. StayReady Kits sells 1 one-off in-app purchase. DBHamPlot asks for nothing beyond the download.
DBHamPlot ships an update every 42 months, StayReady Kits every 2 weeks. The most recent releases landed on September 8, 2026 and September 20, 2026 respectively.
| Parameter | DBHamPlot | StayReady Kits |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 42 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 9.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 12 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Sullivan | Orlio Inc |
In-app purchases
DBHamPlot
No in-app purchases
StayReady Kits
- StayReady Pro$4.99









