J vs WeldSet
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
J
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J-Weld is a mobile APP which is used to remote welding machines.
WeldSet
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WeldSet is the welding calculator that gets you a trustworthy starting point fast. Pick your process ā MIG, TIG, Stick, or Flux-core ā your material, and your thickness, and get starting amperage, wire-feed speed, voltage, travel speed, gas, and polarity on a clean dial. Then tune to your machine. EVERY PROCESS, EVERY METAL MIG, TIG, Stick, and Flux-core ā on mild steel, stainless, aluminum, and chrome-moly. Pick three things and read your starting settings off the dial. WHAT YOU GET ⢠Starting amperage with a sensible range ⢠Wire-feed speed, voltage, travel speed, heat input, gas, and polarity (MIG/Flux) ⢠Tungsten, filler rod, gas, and polarity (TIG) ⢠Electrode size, rod type, and polarity (Stick) ⢠A foreman's tip for the thickness you're on BUILT FOR THE SHOP ⢠Works 100% offline ā no signup, no account, no internet at the machine ⢠Save your dialed-in setups per machine, with bead photos ⢠Share a settings card by AirDrop or text ⢠Ask Siri: "Welding settings" ā hands-free at the bench HONEST BY DESIGN Every number is a starting point, not gospel ā verify on your machine and follow your WPS and shop safety. Values are based on published manufacturer and AWS practice. UNLOCK EVERYTHING ā ONE TIME MIG on mild steel is free, forever. Unlock TIG, Stick, Flux-core, every material, unlimited saved jobs, and bead photos for a one-time $9.99. No subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://weldset.aiappnation.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: J at none against WeldSet's 1. J also leads on iOS requirement (15.6 vs 17.0). WeldSet's advantage is update cadence (every 2 weeks vs every 3 months). On price, ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. WeldSet sells 1 one-off in-app purchase. J asks for nothing beyond the download.
J ships an update every 3 months, WeldSet every 2 weeks. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.
| Parameter | J | WeldSet |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 2 weeks ā better |
| Ads | No | No |
| In-app purchases | No ā better | Yes |
| Devices | iPhone, iPod ā better | iPhone |
| Requires iOS | 15.6 ā better | 17.0 |
| Further details ā not scored | ||
| Size | 30 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | ę·±å³åøä½³å£«ē§ęč”份ęéå ¬åø | PLAYRIOT LLC |
In-app purchases
J
No in-app purchases
WeldSet
- WeldSet Unlock$9.99









