# Trex Ruthless: Dino Robot Simulator, Fighting Game > Assemble and battle with a transforming steel Tyrannosaurus Rex robot. (iPhone/iPad app by 震宇 张.) - Source: https://appshunter.io/ios/app/trex-ruthless-dino-robot-simulator-fighting-game/id1123397791 (this page in markdown: same URL + `.md`) - Developer: [震宇 张](https://appshunter.io/developer/1059925820) - Category: Games, Education, Puzzle, Trivia - Price: Free - Rating: 4.60/5 from 96 App Store ratings · 4 written reviews indexed - Age rating: 4+ - Requires: iOS 6.0 · 30 MB - Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan) - Released: 2016-06-14 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/trex-ruthless-dino-robot-simulator-fighting-game/id1123397791/reviews.md ## What is Trex Ruthless? Tyrannosaurus rex, one of the late Cretaceous period carnivorous dinosaur of the most ferocious. Now, you can try to assemble a steel Tyrannosaurus own, he has three forms, dinosaur shape, form and fighters who form. After assembly is successful, you can simulate an alien monster Tyrannosaurus Rex Battle, plant simulation shooting training shooting, war planes, and so what, quickly join it! feature: * It is always free * Simple game controls, just move and assembly, as well as TAP *beautiful picture * To provide you with endless fun mode * Share score with your friends, you play Guess how many points? ## Key features - Assemble a steel Tyrannosaurus Rex - Three transformable forms - Simulated battles - Plant shooting and aerial combat - Endless fun mode - Score sharing ## Recent user reviews (4 of 4) All indexed reviews: https://appshunter.io/ios/app/trex-ruthless-dino-robot-simulator-fighting-game/id1123397791/reviews.md ### 5/5 — Idea *2022-05-07* It’s cool! But if you could customize I would be amazed Whoever made the his good job! ### 5/5 — Great game *2021-05-18* When I wanna say.. 5yrs old I saw it and said HmMm ThIs LoOkS kOoL . 5 min later I opened it I’m attached to eaves though it was in the back of my head I really like it :) and the sequel wait is this the sequel not sure bat yeah 1032/10 (btw to any ads I this era).............. I no like pineapple on pizzas no good ### 5/5 — Love it! *2021-03-14* I love it so much! ### 5/5 — Idk *2020-06-25* I’m in love with it ## Frequently asked questions about Trex Ruthless ### What are the different forms of Trex Ruthless? Trex Ruthless allows you to assemble and control a steel Tyrannosaurus Rex in three forms: dinosaur, robot fighter, and a third fighter form. This provides varied gameplay experiences within the game. ### Is Trex Ruthless free to play? Yes, Trex Ruthless is completely free to download and play. It does not require any purchase to access its core features and gameplay. ### Does Trex Ruthless have ads? No, Trex Ruthless is ad-free. You can enjoy the game without any interruptions from advertisements. ### What kind of gameplay can I expect in Trex Ruthless? Gameplay in Trex Ruthless involves assembling your steel Tyrannosaurus Rex and then engaging in simulated battles, including fighting alien monsters, plant shooting, and war plane combat. ### What devices is Trex Ruthless available on? Trex Ruthless is available on iPhone, iPad, and iPod devices. It is designed for iOS users. ### How often is Trex Ruthless updated? The latest version of Trex Ruthless is 1.2.2, which was released on November 17, 2016. The game has not received updates since then. ### What is the age rating for Trex Ruthless? Trex Ruthless has an age rating of 4+. This indicates it is suitable for children aged 4 and above. ### Can I share my scores with friends in Trex Ruthless? Yes, Trex Ruthless features a score sharing option. You can share your game scores with your friends and challenge them to beat your high scores. ## Version history (last 3 releases) ### 1.2.2 — 2016-11-17 This app has been updated by Apple to display the Apple Watch app icon. New combination character presented. Bug fixed. ### 1.0.1 — 2016-08-11 Bug Fixed ### 1.0.0 — 2016-06-14 No release notes. ## Apps similar to Trex Ruthless | App | Rating | Price | Category | | --- | --- | --- | --- | | [Roblox](https://appshunter.io/ios/app/roblox/id431946152) | 4.5 (18,902,815) | Free | Games | ## More apps by 震宇 张 - [Superman：Gold](https://appshunter.io/ios/app/supermangold/id1059925821) - [趣味测试900题: 了解一下你的爱情指数](https://appshunter.io/ios/app/900/id1068041818) - [AK-47 Assult Rifle: Shoot to Kill - Lord of War](https://appshunter.io/ios/app/ak-47-assult-rifle-shoot-to-kill-lord-of-war/id1068082046) - [M4A1 Carbine Gun: Weapon for SWAT - Lord of War](https://appshunter.io/ios/app/m4a1-carbine-gun-weapon-for-swat-lord-of-war/id1068368413) - [Angel: Robot Tech - Space War Adventure](https://appshunter.io/ios/app/angel-robot-tech-space-war-adventure/id1071762892) - [Superman : Hero](https://appshunter.io/ios/app/superman-hero/id1072277065) All apps by 震宇 张: https://appshunter.io/developer/1059925820 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*