Comparison

MachineryZone vs RT Helper

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

Head to head
About

MachineryZone

This app connects professionals in the public works sector, offering a wide range of equipment listings. Users can easily search, filter, and geolocate items, then contact sellers directly.

Highlights
  • Public works equipment listings
  • Search and filter by make, model, year
  • Geolocation of equipment
  • Sort ads by price and distance
  • Direct contact with vendors
  • Job market listings
Features
Read full description

MachineryZone facilitates transactions between professionals in the public works domain. MachineryZone is the leading platform dedicated to putting vendors and purchasers of public works equipment in touch with one another: it has more than 250 sections: - Public works equipment (diggers, loaders, bulldozers, etc.) - Handling equipment (forklift trucks, cradles, etc.) - Landscaping equipment (micro-tractors, ride-on mowers, etc.) - Forestry equipment (skidders, fellers, chippers, etc.) - The job market, etc. With MachineryZone you can: - Easily find the equipment you are looking for thanks to the key-word search engine or by using search filters: make, model, year, time, etc. - Geolocate the equipment to search close to you or anywhere worldwide - Sort classified ads according to the most important criteria for you: price, distance, etc. - Show details of the classified ad with all the information and pictures of the equipment - Contact vendors directly by email or phone We are interested in your opinion! Do not hesitate to let us have your suggestions on contact-fr@machineryzone.com About permissions: The MachineryZone app asks you for a certain number of permissions to be installed on your phone. They are limited to those strictly necessary to enable it to function correctly.

About

RT Helper

Read full description

RT Helper is a professional mobile tool for industrial radiographic testing (RT). It helps inspectors perform exposure calculations faster, avoid common mistakes. RT Helper supports both X-ray tubes and the most common isotopic sources (Se-75, Ir-192, Co-60). Designed by an experienced NDT specialist, the app focuses on accuracy, usability, and real field requirements. FREE VERSION FEATURES • Exposure time calculator for Se-75, Ir-192 and Co-60 • Exposure time calculator for all available X-ray tubes • Voltage and IQI selection based on material and thickness • Up to 4 customizable presets for quick switching between parameters • Built-in exposure timer with sound notification FOR WHOM RT Helper is created for: • RT Level I–III inspectors • NDT technicians working with film radiography • Students preparing for RT certification

Screenshots

MachineryZone4 screens
RT Helper2 screens

Verdict

The call

The clearest difference is in-app purchases: MachineryZone at none against RT Helper's 4. RT Helper's advantage is ads (none vs shown). On price, update cadence, 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. RT Helper sells 4 in-app purchases, starting at $6.99 per month. MachineryZone asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

Scorecard2 real differences · 8 level
MachineryZone versus RT Helper: the parameters behind the verdict, then further details
ParameterMachineryZoneRT Helper
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings1 — better—
Update frequencyFortnightlyFortnightly
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.1 — better
Further details — not scored
Size60 MB62 MB
Age rating4+17+
DeveloperLBC FranceDzmitry Dubovik

In-app purchases

None

MachineryZone

No in-app purchases

4 purchases

RT Helper

Subscriptions4
  • RT Helper PRO – Monthly$6.991 Month
  • RT Helper PRO – 3 Months$17.993 Months
  • RT Helper PRO – 6 Months$29.996 Months
Show 1 more
  • RT Helper PRO – Yearly$49.991 Year

Questions

Is MachineryZone free?
MachineryZone is free to download, with no in-app purchases.
Is RT Helper free?
RT Helper is free to download, with in-app purchases available.
Do MachineryZone or RT Helper have ads?
MachineryZone shows ads; RT Helper does not.
Which is updated more often, MachineryZone or RT Helper?
MachineryZone ships an update fortnightly, and RT Helper fortnightly. Most recently, MachineryZone was updated on October 23, 2026 and RT Helper on October 16, 2026.

Other comparisons