Comparison

Hammer Guy vs Sand & Sky

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

Head to head
About

Hammer Guy

A physics-based action puzzle game where you use a hammer to resolve a strange family conflict. It's designed for one-handed play and offers an exciting, addictive experience with many levels.

Highlights
  • One-handed gameplay
  • Physics-based puzzles
  • Action elements
  • Addictive gameplay
  • Multiple scenes
  • Future updates planned
Features
Read full description

"Hammer Guy" is a simple physics action puzzle game. You can play it with one hand. A Hammer Guy has two children. They always fight each other. To make it up, the Hammer Guy throw hammer and put them back together. It's a little bit strange situation, but it's an exciting and addicting game. There are many scenes to play and other scenes will be added in future update!

About

Sand & Sky

Experiment with physics and materials in a creative sandbox. Drop, mix, and ignite various elements to discover surprising interactions and build unique creations. Enjoy a zen-like experience with realistic simulations and a variety of tools.

Highlights
  • Realistic fluid simulation
  • Gravity manipulation
  • Wind tool
  • Adjustable brush and speed
  • Undo and clear functions
  • Material interaction guide
Features
Read full description

Sand & Sky is an endlessly satisfying particle physics sandbox — drop materials, watch them interact, and discover what happens when science meets creativity. Pour water and watch it fill every corner. Drop lava onto ice and forge obsidian. Ignite gunpowder and set off chain explosions. Build walls, draw mazes, and experiment unique materials that each behave according to their own rules. REACTIONS & COMBINATIONS Every material interacts with others in surprising ways. Water meets lava and creates stone. Lightning strikes sand and fuses it into glass. Acid dissolves almost everything. Discover all the reactions in the built-in Reactions guide. FEATURES · Realistic fluid simulation — liquids fill containers and accumulate naturally · Flip gravity in any direction — up, down, left, or right · Wind tool to push particles across the screen · Adjustable brush size and simulation speed · Undo button and sandbox clear · Unique sounds for every material Whether you're building elaborate contraptions, running experiments, or simply watching particles fall — Sand & Sky is the perfect zen sandbox to lose yourself in.

Screenshots

Hammer Guy4 screens
Sand & Sky2 screens

Verdict

The call

The clearest difference is review sentiment: Sand & Sky at 100% against Hammer Guy's 57%. Sand & Sky also leads on rating (5.0 vs 3.0) and update cadence (every 5 weeks vs every 3 months). Hammer Guy's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Sand & Sky holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 57% of Hammer Guy's written reviews are positive against 100% of Sand & Sky's.

UpkeepUpdate frequency

Hammer Guy ships an update every 3 months, Sand & Sky every 5 weeks. Both last shipped on October 24, 2026.

Scorecard6 real differences · 4 level
Hammer Guy versus Sand & Sky: the parameters behind the verdict, then further details
ParameterHammer GuySand & Sky
PriceFreeFree
Rating3.0 (2 ratings)5.0 (3 ratings) — better
Positive reviews57.1% of reviews100.0% of reviews — better
Number of ratings23 — better
Update frequencyEvery 3 monthsEvery 5 weeks — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPodiPhone, iPad
Requires iOS8.0 — better16.4
Further details — not scored
Size8 MB55 MB
Age rating4+4+
DeveloperKAZUYA KAMIOKANicholas Bianchino

Customer experience

Hammer Guy

All ratings2 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews14 reviews
Positive57.1%
Neutral7.1%
Negative35.7%

Sand & Sky

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Hammer Guy

No in-app purchases

None

Sand & Sky

No in-app purchases

Questions

Is Hammer Guy free?
Hammer Guy is free to download, with no in-app purchases.
Is Sand & Sky free?
Sand & Sky is free to download, with no in-app purchases.
Which has better reviews, Hammer Guy or Sand & Sky?
Sand & Sky is rated higher. Hammer Guy averages 3.0 out of 5 from 2 ratings, while Sand & Sky averages 5.0 from 3 ratings.
Do Hammer Guy or Sand & Sky have ads?
Sand & Sky shows ads; Hammer Guy does not.
Which is updated more often, Hammer Guy or Sand & Sky?
Hammer Guy ships an update every 3 months, and Sand & Sky every 5 weeks. Most recently, Hammer Guy was updated on October 24, 2026 and Sand & Sky on October 24, 2026.

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