RobotVSAlien vs Tech Wars
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
RobotVSAlien
Defend against alien invaders using a growing army of robots. This casual defense game allows players to upgrade and promote their units to increase their strength. Design your own giant robot and repel the alien threat.
- Casual defense gameplay
- Unit promotion and upgrading
- Design giant robots
- Repel alien invaders
- Unique robot and alien designs
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" Robot VS Alien " is play to easy Defense is a game . In friendly units up to eight simple We will continue to increase and promote the game . It appeared suddenly and making full use of robots Let's repel the alien ! ·Characteristic - Easy to play casual defense game Share and design your own giant robot ! Of - unique design robots and aliens corps
Tech Wars
A futuristic tower defense game where players command advanced technology to protect their city from waves of robotic enemies. Strategically deploy and upgrade defensive towers to fend off the tech onslaught.
- Futuristic tower defense gameplay
- Strategic tower deployment
- Tower upgrades
- Defend against robotic enemies
- High-tech defense system command
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Tech Wars is a futuristic tower defense game that challenges you to use advanced technology to protect your city from relentless waves of robotic enemies. You are the commander of a high-tech defense system, and you must strategically deploy and upgrade your towers to fend off the tech onslaught
Screenshots
Verdict
The clearest difference is rating: RobotVSAlien at 4.0 against Tech Wars's 3.0. RobotVSAlien also leads on ads (none vs shown) and iOS requirement (7.0 vs 12.0). Tech Wars's advantage is in-app purchases (none vs 1) and update cadence (daily vs every 2 weeks). On price, ratings volume and device support 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
Both are free to download. RobotVSAlien sells 1 one-off in-app purchase. Tech Wars asks for nothing beyond the download.
RobotVSAlien holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
RobotVSAlien ships an update every 2 weeks, Tech Wars daily. The most recent releases landed on October 4, 2026 and September 27, 2026 respectively.
| Parameter | RobotVSAlien | Tech Wars |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | 3.0 (2 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 7.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 55 MB | 100 MB |
| Age rating | 12+ | 9+ |
| Developer | Akihiro Fujiwara | Husam Suwaid |
Customer experience
RobotVSAlien
Tech Wars
In-app purchases
RobotVSAlien
- Remove Ads and Privilege granting$0.99
Tech Wars
No in-app purchases
