Comparison

Radioactivity Conversion vs HamThings PTT

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

Head to head
About

Radioactivity Conversion

Easily convert between various units related to radioactive decay. Understand the process of emitting radioactive particles and the properties of elements exhibiting radioactivity.

Highlights
  • Radioactive decay unit conversion
  • Information on radioactive decay process
  • Details on radioactive particles
  • Explanation of half-life
  • Properties of radioactive elements
Features
Read full description

Radioactivity Conversion or Radioactive Decay Unit Conversion - Easily convert between various Radioactive units. Radioactive decay is the process of emitting radioactive particles, particularly ionizing radiation. Various types of radioactive decay include alpha, beta, and gamma decay, named after the particles emitted during this process. As decay occurs, radioactive particles carry energy away from the nucleus. In some cases, radioactive decay can transform the original nucleus into either a different nucleus or a nucleus in an altered state. Radioactivity is a property exhibited by certain elements, where the atomic nucleus spontaneously loses electromagnetic energy due to its inherent instability. This phenomenon was first discovered in 1896 by the French physicist Antoine-Henri Becquerel. During this process, ionizing particles and electromagnetic radiation are emitted from the nucleus. Many elements exhibit natural radioactivity. The duration for radiation to undergo decay varies between elements and their isotopes, often measured in terms of a half-life. The half-life signifies the time it takes for an element's radiation to decrease to half of its initial intensity. Certain elements like uranium and thorium continuously emit radiation and ionizing particles, leading to the formation of different daughter elements while releasing energy in the form of alpha, beta, and gamma radiation. One particularly significant radioactive element is Radon, a dense, colorless, and odorless gas with a boiling point of -61.8°C (-79.2°F). Radon readily dissolves in water below its boiling point and can freeze at low temperatures. Thanks for your support and do visit nitrio.com for more apps for your iOS devices.

About

HamThings PTT

Connect your ham radio to your iPhone for internet-based communication on DMR digital networks and analog SvxLink reflectors. Supports multiple networks and offers real-time push-to-talk, DMR features, and last heard information. Requires a valid amateur radio license.

Highlights
  • Real-time push-to-talk over IP
  • DMR digital network support
  • SvxLink analog reflector connectivity
  • Multi-network compatibility
  • Real-time Last Heard display
  • DMR text messaging
  • Background wake-up for calls
Features
Read full description

HamThings PTT brings your ham radio to your iPhone. Connect over the Internet and talk on DMR digital networks and analog SvxLink reflectors, wherever you are. For licensed radio amateurs. Multi-network: HamThings, BrandMeister and other IP servers, plus SvxLink reflectors. Features: Real-time push-to-talk over IP DMR: dual slot (TS1/TS2), group and private calls SvxLink: analog reflectors, always free Real-time Last Heard DMR text messaging Local or remote audio (transcoder) — your choice Background wake-up so you never miss a call Clean, fast interface The SvxLink (analog) protocol is always free. DMR features require a subscription; a free trial starts automatically the first time you open the app, so you can try everything. HamThings PTT is an independent project, made by hams for hams. A valid amateur radio license is required to transmit. Subscription details: HamThings PTT is an annual auto-renewing subscription. Payment will be charged to your Apple Account at confirmation of purchase. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel it at any time in your Apple Account settings. Privacy policy: https://hamthings.it/privacy.html

Screenshots

Radioactivity Conversion4 screens
HamThings PTT4 screens

Verdict

The call

The clearest difference is price: HamThings PTT at Free against Radioactivity Conversion's $2.99. HamThings PTT also leads on update cadence (every 4 days vs every 28 months). Radioactivity Conversion's advantage is in-app purchases (none vs 1) and iOS requirement (13 vs 16.0). On rating, review sentiment, ratings volume and 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

HamThings PTT is free to download; Radioactivity Conversion costs $2.99 up front. HamThings PTT sells 1 in-app purchase, starting at $8.99 per year. Radioactivity Conversion asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 3.0 for Radioactivity Conversion against 3.0 for HamThings PTT. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

UpkeepUpdate frequency

Radioactivity Conversion ships an update every 28 months, HamThings PTT every 4 days. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

Scorecard5 real differences · 5 level
Radioactivity Conversion versus HamThings PTT: the parameters behind the verdict, then further details
ParameterRadioactivity ConversionHamThings PTT
Price$2.99Free — better
Rating3.0 (2 ratings)3.0 (1 ratings)
Positive reviews0.0% of reviews0.0% of reviews
Number of ratings2 — better1
Update frequencyEvery 28 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFreemium — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13 — better16.0
Further details — not scored
Size1 MB7 MB
Age rating4+4+
DeveloperNitrioGiacomo De Angelis

Customer experience

Radioactivity Conversion

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews3 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

HamThings PTT

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

Radioactivity Conversion

No in-app purchases

1 purchases

HamThings PTT

Subscriptions1
  • HamThings PTT (yearly)$8.991 Year

Questions

Is Radioactivity Conversion free?
Radioactivity Conversion costs $2.99, with no in-app purchases.
Is HamThings PTT free?
HamThings PTT is free to download, with in-app purchases available.
Which has better reviews, Radioactivity Conversion or HamThings PTT?
Radioactivity Conversion and HamThings PTT are both rated 3.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do Radioactivity Conversion or HamThings PTT have ads?
Neither Radioactivity Conversion nor HamThings PTT shows ads.
Which is updated more often, Radioactivity Conversion or HamThings PTT?
Radioactivity Conversion ships an update every 28 months, and HamThings PTT every 4 days. Most recently, Radioactivity Conversion was updated on September 30, 2026 and HamThings PTT on October 6, 2026.

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