Invader Sisters vs Planet Invaders
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Invader Sisters
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Aim the high score to defeat the enemy invaders! Anyone can play easily, it is a shooting game.
Planet Invaders
Defend your planet from relentless alien waves in this arcade shooter. Unlock new players and powers to blast enemies into cosmic fireworks. Enjoy classic single-player or team up with up to 4 players on a single device in co-op mode.
- Endless waves of enemies
- Unlockable players and powers
- Classic single-player mode
- 4-player co-op on one device
- Cosmic fireworks visual effects
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"Planet Invaders is like space invaders on steroids" Planet Invaders is an arcade shooter where you must defend your planet against endless waves of challenging enemies. Unlock different players and powers, turning squads of enemies into beautiful cosmic fireworks. In co-op mode, you can play with up to 4 players as a team on a single device. 2 Game Modes: - Classic (Single player) - Co-op (Play with up to 4 players) Planet Invaders is built by passionate human beings. We'd love to know how we can make it better, so get in touch with us.
Screenshots
Verdict
The clearest difference is ads: Planet Invaders at none against Invader Sisters's shown. Planet Invaders also leads on update cadence (every 2 days vs every 2 weeks) and iOS requirement (7.0 vs 12.0). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Invader Sisters ships an update every 2 weeks, Planet Invaders every 2 days. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.
| Parameter | Invader Sisters | Planet Invaders |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 2 weeks | Every 2 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 | 7.0 — better |
| Further details — not scored | ||
| Size | 19 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | ERX | Cotton.sg Pte. Ltd. |
In-app purchases
Invader Sisters
No in-app purchases
Planet Invaders
No in-app purchases
Questions
Is Invader Sisters free?
Is Planet Invaders free?
Do Invader Sisters or Planet Invaders have ads?
Which is updated more often, Invader Sisters or Planet Invaders?
Other comparisons
