# 16 Relay Controller vs WiFi ConX The clearest difference is update cadence: WiFi ConX at every 3 weeks against 16 Relay Controller's every 34 months. On price, ads, in-app purchases and device support there is nothing between them. Both are free to download. Neither carries in-app purchases, so what you see is what you pay. 16 Relay Controller ships an update every 34 months, WiFi ConX every 3 weeks. The most recent releases landed on September 18, 2026 and September 14, 2026 respectively. ## The numbers | Metric | 16 Relay Controller | WiFi ConX | | --- | --- | --- | | Price | Free | Free | | In-app purchases | No | No | | Ads | No | No | | Update frequency | Every 34 months | **Every 3 weeks** | | Size | 0 MB | 32 MB | | Requires iOS | 18.6 | **17.0** | | Devices | iPhone, iPad | iPhone, iPad | | Age rating | 4+ | 4+ | | Developer | [Mike Henry](https://appshunter.io/developer/1219782847) | [STEMbotix Private Limited](https://appshunter.io/developer/1757548093) | ## What reviewers say ### 16 Relay Controller [App page](https://appshunter.io/ios/app/16-relay-controller/id1541478119) **Features:** macOS Compatibility, Vision Pro support **In-app purchases:** none ### WiFi ConX [App page](https://appshunter.io/ios/app/wifi-conx/id6756160711) **Features:** macOS Compatibility **In-app purchases:** none ## Frequently asked questions ### Is 16 Relay Controller free? 16 Relay Controller is free to download, with no in-app purchases. ### Is WiFi ConX free? WiFi ConX is free to download, with no in-app purchases. ### Do 16 Relay Controller or WiFi ConX have ads? Neither 16 Relay Controller nor WiFi ConX shows ads. ### Which is updated more often, 16 Relay Controller or WiFi ConX? 16 Relay Controller ships an update every 34 months, and WiFi ConX every 3 weeks. Most recently, 16 Relay Controller was updated on September 18, 2026 and WiFi ConX on September 14, 2026. --- *Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*