Comparison

Ham Imaging vs Precis3D

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

Head to head
About

Ham Imaging

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Ham Imaging is the picture side of amateur radio. Hold your phone to any receiver's speaker and watch slow-scan television pictures decode live, or transmit your own with your callsign printed on them β€” no interface box, no cables, no computer. RECEIVE β€’ Live SSTV decode straight from your radio's audio through the device microphone β€’ Automatic mode detection from the VIS header β€” leave it on Auto and the picture just appears β€’ 20 modes decoded and encoded: Scottie 1, 2, 3, 4 and DX; Martin 1, 2 and 3; Robot 12, 24, 36 and 72; PD 50, 90, 120, 160, 180, 240 and 290; and Wraase SC2-180 β€’ A live tuning meter and signal-confidence readout so you can peak the audio before the picture starts β€’ Slant correction for the small clock differences that make a picture lean β€’ The picture paints in as it arrives β€” you do not have to wait for the end of the frame TRANSMIT β€’ Send any photo from your camera or gallery as an SSTV picture β€’ Optional overlay printing your callsign, grid and a free text line onto the image β€’ Pick the mode to suit the band and the time you have β€’ A progress bar tracks the transmission, and you can cancel at any point β€’ Putting a signal on the air stays your decision β€” the app makes the tones, you key the radio GALLERY & LOGGING β€’ Everything you receive or send is kept together on the device with its mode and UTC time β€’ Share a watermarked copy anywhere β€’ Clean export β€” a plain copy at 800 px, exactly the format ARISS asks for in award submissions β€’ Copy an ADIF line to paste an SSTV contact straight into Ham Logging or your desktop logger β€’ Delete a single picture or clear the whole gallery. Nothing is ever uploaded BUILT FOR THE SHACK β€’ Works fully offline β€” decoding and encoding never need an internet connection β€’ Light and dark themes, adjustable font size, weekly tips and in-app version history β€’ Your callsign and grid stay on your device β€’ No account, no ads, no analytics and no tracking PERFECT FOR β€’ Operators working the HF SSTV picture nets β€’ Anyone chasing ISS / ARISS SSTV events and award submissions β€’ Shortwave listeners who want to see what those warbling tones actually are β€’ Newcomers who want to try SSTV without buying an interface β€’ Clubs demonstrating amateur radio to visitors and students PRIVACY β€’ Your callsign, grid and email are stored only on your device. β€’ No account, no sign-up, no ads, no analytics SDKs, no advertising ID and no tracking of any kind. 73 de A41UX Yousuf AL Balushi β€” Unixeer, Oman

About

Precis3D

Features
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Precis3D is a full-scale precision 3D scanning app for iOS. It uses your device's LiDAR and camera to capture physical objects in real-time, then reconstructs them into high-quality 3D models with up to 0.1–0.3mm precision. Key Features: β€’ LiDAR + Photogrammetry Fusion: Combines depth and visual data for optimal reconstruction β€’ Smart Capture Guidance: Real-time spherical coverage tracking with a HUD overlay β€’ Export to Multiple Formats: STL, 3MF, OBJ, USDZ, PLY β€’ Export Limits: 1 free USDZ export per day; premium STL/3MF/OBJ exports available via in-app purchase β€’ Auto Frame Quality Assessment: Filters out blurry or over/under-exposed shots before reconstruction Requirements: - iPhone 12 Pro or newer (LiDAR required) - iOS 17.0+ No account required. No ads. No data collection. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Ham Imaging4 screens
Precis3D3 screens

Verdict

The call

The clearest difference is in-app purchases: Ham Imaging at none against Precis3D's 1. Ham Imaging also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Precis3D sells 1 in-app purchase, starting at $4.99 per month. Ham Imaging asks for nothing beyond the download.

UpkeepUpdate frequency

Ham Imaging ships an update every 11 days, Precis3D every 9 days. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

Scorecard3 real differences Β· 3 level
Ham Imaging versus Precis3D: the parameters behind the verdict, then further details
ParameterHam ImagingPrecis3D
PriceFreeFree
Update frequencyEvery 11 daysEvery 9 days β€” better
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone
Requires iOS15.0 β€” better17.0
Further details β€” not scored
Size25 MB4 MB
Age rating4+9+
DeveloperYousif AL BalushiεΏ—ζ ‡ εΌ 

In-app purchases

None

Ham Imaging

No in-app purchases

1 purchases

Precis3D

Subscriptions1
  • ζœˆεΊ¦ζ— ι™ε―Όε‡Ί$4.991 Month

Questions

Is Ham Imaging free?
Ham Imaging is free to download, with no in-app purchases.
Is Precis3D free?
Precis3D is free to download, with in-app purchases available.
Do Ham Imaging or Precis3D have ads?
Neither Ham Imaging nor Precis3D shows ads.
Which is updated more often, Ham Imaging or Precis3D?
Ham Imaging ships an update every 11 days, and Precis3D every 9 days. Most recently, Ham Imaging was updated on October 14, 2026 and Precis3D on October 7, 2026.

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