Comparison

HotPaw Basic 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

HotPaw Basic

Experience retro computing by typing and running Basic programs on your iPhone or iPad. This app functions as a programmable calculator and can display simple line graphics, Morse code audio, and perform FFT analysis.

Highlights
  • Retro text-mode Basic interpreter
  • Programmable calculator functionality
  • Simple line graphics display
  • Morse Code audio output
  • FFT analysis
  • GPS location support
  • MQTT and BTLE communications
Features
Read full description

Calling all early-personal-computing fans, remember typing Basic programs into your home computer? HotPaw Basic recreates the retro-experience of a text-mode Basic interpreter, and it runs right on your iPhone or iPad. You can also use HotPaw Basic as a programmable calculator, or for displaying simple line graphics. The HotPaw Basic interpreter supports the minimal Basic language, including: Commands: let if then else endif dim data read restore for to step next while wend goto gosub return ? print input open close end stop mat run new list del save load dir cls rem Functions: int() abs() sgn() rnd() sqr() exp() log() log10() sin() cos() tan() atn() len() val() asc() str$() chr$() hex$() mid$() timer() date$ time$ pi Operators: + - * / mod ^ = and or xor not Also includes new command and functions to support line graphics, Morse Code audio, FFT analysis, GPS location, MQTT and BTLE communications. Line numbers are required. Type in the text of your program and type "run" to run them. See: http://www.hotpaw.com/rhn/basic/iphone/ for a more complete description of the Basic language syntax, commands and functions which this Basic interpreter supports.

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
Read full description

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

HotPaw Basic1 screens
73 by N0AGI4 screens

Verdict

The call

The clearest difference is price: 73 by N0AGI at Free against HotPaw Basic's $4.99. 73 by N0AGI also leads on rating (5.0 vs 3.9) and update cadence (weekly vs every 5 months). HotPaw Basic's advantage is in-app purchases (none vs 1) and ratings volume (7 vs 1). On 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

73 by N0AGI is free to download; HotPaw Basic costs $4.99 up front. 73 by N0AGI sells 1 one-off in-app purchase. HotPaw Basic asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

73 by N0AGI holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: HotPaw Basic has 7 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

HotPaw Basic ships an update every 5 months, 73 by N0AGI weekly. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard8 real differences · 2 level
HotPaw Basic versus 73 by N0AGI: the parameters behind the verdict, then further details
ParameterHotPaw Basic73 by N0AGI
Price$4.99Free — better
Rating3.9 (7 ratings)5.0 (1 ratings) — better
Positive reviews52.4% of reviews—
Number of ratings7 — better1
Update frequencyEvery 5 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.3 — better16.0
Further details — not scored
Size1 MB4 MB
Age rating4+4+
DeveloperHotPaw ProductionsN0AGI LLC

Customer experience

HotPaw Basic

All ratings7 ratings
Positive71.4%
Neutral14.3%
Negative14.3%
Written reviews21 reviews
Positive52.4%
Neutral14.3%
Negative33.3%

73 by N0AGI

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

HotPaw Basic

No in-app purchases

1 purchases

73 by N0AGI

One-time1
  • Unlock 73 by N0AGI$2.99

Questions

Is HotPaw Basic free?
HotPaw Basic costs $4.99, with no in-app purchases.
Is 73 by N0AGI free?
73 by N0AGI is free to download, with in-app purchases available.
Which has better reviews, HotPaw Basic or 73 by N0AGI?
73 by N0AGI is rated higher. HotPaw Basic averages 3.9 out of 5 from 7 ratings, while 73 by N0AGI averages 5.0 from 1 ratings.
Do HotPaw Basic or 73 by N0AGI have ads?
Neither HotPaw Basic nor 73 by N0AGI shows ads.
Which is updated more often, HotPaw Basic or 73 by N0AGI?
HotPaw Basic ships an update every 5 months, and 73 by N0AGI weekly. Most recently, HotPaw Basic was updated on November 6, 2026 and 73 by N0AGI on November 5, 2026.

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