Comparison

HAMmade GRID vs 73 by N0AGI

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

Head to head
About

HAMmade GRID

Features
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Designed specifically for Amateur Radio Operators (Hams), HAMmade Grid is your ultimate companion for DXing, contesting, and field operations. The app now supports 6, 8, and 10 character Maidenhead Grid Locators, allowing more precise location information for advanced radio operations. Whether you are operating from your home QTH or working portable/rover; instantly find your Maidenhead Grid Locator, visualize the target station on the map, and point your antenna with precision. Key Features: -Precise Location & Grid: Instantly calculates your 6-character Maidenhead Grid Locator using real-time GPS data.  -Callsign Lookup: Enter any callsign to automatically fetch location, name, and station details. (requires paid QRZ.com membership) -QRZ.com & HamDB Integration: Log in with your QRZ.com account to access detailed profiles and station photos. No account? No problem. The app automatically falls back to HamDB public data for seamless lookups.  Band Availability Insight The app can now display the radio bands that are usable between two selected Maidenhead grid locators. This helps operators quickly evaluate which bands are likely to work at a given moment, making it easier to plan contacts, portable operations, and DX activities. -Smart Compass & Bearing: Calculates the exact Heading and Distance to the target station. The integrated live compass overlay helps you align your antenna directly to the signal source.  -Advanced Mapping: Visualize the target Grid square with Standard, Satellite, and Hybrid map modes.  -Unit Support: Switch between Kilometers (km) and Miles (mi) effortlessly.  -Dark Mode: Eye-friendly interface optimized for night operations.  -Multi-Language: Supports English, Turkish, Spanish, German, French, and more.

About

73 by N0AGI

Quickly look up FCC-licensed amateur radio call signs with comprehensive details. Save favorites for offline access and customize your experience with various themes. Your data remains private with no ads or tracking.

Highlights
  • Search by call sign or operator name
  • Filter by license class, status, state, city
  • View full FCC record
  • Save call signs to Favorites
  • Offline access to favorites
  • Customizable themes
  • QR code sharing
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73 is the fastest way to look up any FCC-licensed amateur radio call sign — right from your pocket. SEARCH & FILTER - Search by call sign or operator name - Filter by license class, status, state, and city - Full FCC record: name, city/state, class, status, dates, previous call signs, FRN - Recent searches remembered for quick re-lookup FAVORITES - Save any call sign to your Favorites list - Stored locally — works offline - Filter, search, and multi-select your saved list CALL SIGN DETAIL - QR code for quick sharing - One-tap share sheet - Direct link to call.n0agi.com record THEMES 14 hand-crafted themes to match your shack: Dark: Midnight, Solar, Matrix, Neon, Gaming, Ocean, Forest, Sandstone, Arctic, Spectrum Light: Daylight, Sand, Sage, Plum PRIVACY FIRST No account. No ads. No tracking. Your data never leaves your device. Powered by the FCC Universal Licensing System. UNLOCK 20-day free trial with full access. One-time $2.99 — no subscription, ever. 73 de N0AGI

Screenshots

HAMmade GRID4 screens
73 by N0AGI4 screens

Verdict

The call

The clearest difference is in-app purchases: HAMmade GRID at none against 73 by N0AGI's 1. HAMmade GRID also leads on update cadence (every 4 days vs weekly). On price, ads, device support and iOS requirement 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. 73 by N0AGI sells 1 one-off in-app purchase. HAMmade GRID asks for nothing beyond the download.

UpkeepUpdate frequency

HAMmade GRID ships an update every 4 days, 73 by N0AGI weekly. The most recent releases landed on October 5, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 7 level
HAMmade GRID versus 73 by N0AGI: the parameters behind the verdict, then further details
ParameterHAMmade GRID73 by N0AGI
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 4 days — betterWeekly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better16.0
Further details — not scored
Size18 MB4 MB
Age rating4+4+
DeveloperOguz AgceliN0AGI LLC

In-app purchases

None

HAMmade GRID

No in-app purchases

1 purchases

73 by N0AGI

One-time1
  • Unlock 73 by N0AGI$2.99

Questions

Is HAMmade GRID free?
HAMmade GRID is free to download, with no in-app purchases.
Is 73 by N0AGI free?
73 by N0AGI is free to download, with in-app purchases available.
Do HAMmade GRID or 73 by N0AGI have ads?
Neither HAMmade GRID nor 73 by N0AGI shows ads.
Which is updated more often, HAMmade GRID or 73 by N0AGI?
HAMmade GRID ships an update every 4 days, and 73 by N0AGI weekly. Most recently, HAMmade GRID was updated on October 5, 2026 and 73 by N0AGI on October 31, 2026.

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