Impact 2018 vs Asteroid Defender
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Impact 2018
Defend Earth from incoming asteroids by tapping them before they impact. Collect power-ups like missiles, lasers, and shields to aid in your mission and prevent global destruction.
- Tap to destroy asteroids
- Collect power-ups
- Missile power-up
- Laser power-up
- Shield power-up
- Prevent Earth's destruction
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Earth is about to meet its doom, a number of asteroids are heading strait for the planet earth and you must defend it at all cost. Your mission is to destroy all asteroids headed for the planet by taping on them, failing will result in multiple asteroid impacts destroying the world as you know it. To help in destroying the asteroids they are power ups you can collect. Missile:- Will help defend the planet from impact by locking on target to any asteroid/s that come into targeting range. Laser:- Will help to destroy any asteroids in a given path. Shield:- Will help destroy any asteroids that get pass you, the shield strength is reduced on every impact.
Asteroid Defender
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Asteroid Defender is an endless arcade shoot 'em up where you must survive against waves of asteroids by dodging them or blasting them to set new high scores. Setting new high scores unlocks new icons for your ship and new colours to customise your gameplay experience. Features: - Endless gameplay that will challenge any player - A range of customisation options, with over 70 possible combinations
Screenshots
Verdict
The clearest difference is in-app purchases: Impact 2018 at none against Asteroid Defender's 1. Impact 2018 also leads on update cadence (every 3 weeks vs every 2 months). Asteroid Defender's advantage is ads (none vs shown). On price, 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
Both are free to download. Asteroid Defender sells 1 one-off in-app purchase. Impact 2018 asks for nothing beyond the download.
Impact 2018 ships an update every 3 weeks, Asteroid Defender every 2 months. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.
| Parameter | Impact 2018 | Asteroid Defender |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (26 ratings) — better | — |
| Number of ratings | 26 — better | — |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | Richard Hughes | Reece Barr |
In-app purchases
Impact 2018
No in-app purchases
Asteroid Defender
- Remove Ads$0.99
Questions
Is Impact 2018 free?
Is Asteroid Defender free?
Do Impact 2018 or Asteroid Defender have ads?
Which is updated more often, Impact 2018 or Asteroid Defender?
Other comparisons
