Comparison

Phase Spur vs Astro Invaders

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Phase Spur

Engage your mind with a unique reverse match-3 puzzle game featuring adorable creatures. Solve challenging levels by arranging no more than two creatures in a line to make them happy. Offers two distinct game modes and a dynamic difficulty system for endless brain-training fun.

Highlights
  • Unique reverse match 3 gameplay
  • Two game modes: Classic and Challenge
  • 156 levels across both modes
  • Game Center leaderboards and achievements
  • Dynamic difficulty adjustment
  • Family-friendly and brain-training
  • Optimized for iPad
Features
Read full description

Phase Spur is a casual brain puzzle game with cute little creatures. Phase Spur features an unique reverse match 3 gameplay. When the creatures are happy, their spirit and cuteness endear everyone, so much so, it’s easy to get carried away by their cuteness. However, when they are disturbed, they can be quite annoying. So, here's a thing, MAKE THEM HAPPY! The task is, arrange no more than two creatures in a line. As they are adamant in nature, no three creatures (not more than two) can exist along a line (vertical, diagonal and horizontal) from their point of view. The game is made for both casual gamers and serious puzzle lovers. Solving a level requires careful analysis and observation. Improvisation works very rarely in this brain puzzler. So, embark on a stylized visual journey by solving puzzles and make these cute little creatures smile again. Phase Spur Features : ◆ Two game modes: Classic Normal Mode and a taxing challenge mode ◆ A Game Center leader board to watch out your friends ◆ Play with adorable creatures ◆ Eight different and adorable creatures ◆ Has 78 Levels each in Normal Mode and Challenge Mode. Overall there are 156 levels to test and challenge your brain. Can you solve all the puzzles? ◆ 41 Interesting Game Center Achievements. Can you unlock all of them? ◆ Dynamic difficulty system that assists and adjusts as per your play that provides an excellent replay value. Are you ready to face the challenge? ◆ Phase Spur is optimised for iPad ◆ Unique reverse match 3 gameplay ◆ Clean, intuitive design with a relaxing soundtrack ◆ Share your level completion mastery (Screenshot) with your friends ◆ Phase Spur is a family friendly game, sharpens your observation skills and can help you train your brain ◆ Phase Spur is localized in French, Spanish, Italian, Portuguese and German Phase Spur with the unique reverse match 3 puzzle mechanic will be your new puzzle addiction so follow our social accounts to stay updated and receive the latest improvement news: ▶Facebook : https://www.facebook.com/vishtekstudios/ ▶Twitter : https://twitter.com/VishtekStudios ▶Instagram : https://www.instagram.com/vishtek_studios_in/ ▶Website : https://www.vishtekstudios.com/ We’d love to hear from you so leave a review and tell us what can we do to make this the best reverse match 3 brain puzzle! Download and enjoy playing Phase Spur to experience a never seen reverse match 3 gameplay. Phase Spur is developed and published by Vishtek Studios LLP. The game is inspired by the 'No-three-in-line-problem' introduced by Henry Earnest Dudeney(1917). Remember, your best decisions could be spur of the moment in Phase Spur. You'd like this game if you are a fan of Match-3 puzzles, brain teasers, slide puzzles, family puzzle games, character based puzzle games, moving puzzle games, innovative puzzles, Maze puzzle games, shape brain games, brain training puzzles and brain puzzles. © 2017-2026. Phase Spur is developed and published by Vishtek Studios LLP. ‘Phase Spur’, 'Phase Spur - Logo and Characters' and associated elements are owned by Vishtek Studios LLP. ‘Vishtek Studios’, the Vishtek Studios logo® (brand) are registered trademarks of Vishtek Studios LLP. Vishtek Studios LLP is a registered, bootstrapped, self funded and incorporated LLP with two designated partners. All rights reserved.

About

Astro Invaders

Experience an intense arcade space battle with simple controls. Upgrade your ship to rapidly grow stronger and defeat challenging bosses. Uncover a lasting story through 21 boss encounters.

Highlights
  • Simple movement and shooting controls
  • Intense space battles
  • Ship upgrades for rapid growth
  • 21 boss battles
  • Uncover a lasting story
  • Casual action and rail shooter mechanics
Features
Read full description

● Dodge While Moving, Shoot While Standing Still ! An Intense Space Battle Unfolds With Simple Controls! This Is A Fresh New Arcade Shooter That Avoids Maniac-Level Bullet Hell And Instead Borrows The Best Of Trendy Casual Action Games And Classic Rail Shooter Mechanics. ● The Thrill Of Rapid Growth Through Upgrades ! Upgrade Your Ship, Crush The Bosses You Once Struggled Against In An Instant, And Gather Bits For Even Faster Upgrades ! ● Fast-Paced, Impactful Gameplay With A Lasting Story. A Tight Experience Packed With 21 Boss Battles And No Filler Enemy Fights—Only Those Who Reach The Ending Will Uncover The Story Behind The Game !

Screenshots

Phase Spur4 screens
Astro Invaders4 screens

Verdict

The call

The clearest difference is ads: Phase Spur at none against Astro Invaders's shown. Phase Spur also leads on monetization model (free vs free with in-app purchases). Astro Invaders's advantage is update cadence (weekly vs every 6 months) and iOS requirement (13.0 vs 17.0). On price, rating, ratings volume and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Phase Spur sells 3 one-off in-app purchases and Astro Invaders sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Phase Spur against 5.0 for Astro Invaders. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Phase Spur ships an update every 6 months, Astro Invaders weekly. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
Phase Spur versus Astro Invaders: the parameters behind the verdict, then further details
ParameterPhase SpurAstro Invaders
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings11
Update frequencyEvery 6 monthsWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size115 MB110 MB
Age rating4+9+
DeveloperVISHTEK STUDIOS LLPSang Yoon Lee

Customer experience

Phase Spur

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Astro Invaders

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Phase Spur

One-time3
  • Remove Ads$0.99
  • Unlimited Skips$1.99
  • Premium Pack$2.99
6 purchases

Astro Invaders

One-time6
  • Unlimited Ad Skip$0.99
  • 10000 Bit Pack$0.99
  • Super Bit Pack$1.99
Show 3 more
  • Mega Bit Pack$2.99
  • 50000 Bit Pack$2.99
  • 150000 Bit Pack$4.99

Questions

Is Phase Spur free?
Phase Spur is free to download, with in-app purchases available.
Is Astro Invaders free?
Astro Invaders is free to download, with in-app purchases available.
Which has better reviews, Phase Spur or Astro Invaders?
Phase Spur and Astro Invaders are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Phase Spur or Astro Invaders have ads?
Astro Invaders shows ads; Phase Spur does not.
Which is updated more often, Phase Spur or Astro Invaders?
Phase Spur ships an update every 6 months, and Astro Invaders weekly. Most recently, Phase Spur was updated on November 2, 2026 and Astro Invaders on October 30, 2026.

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