Comparison

SumX vs grabä

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

Head to head
About

SumX

Features
Read full description

SumX: The Daily Math Grid & Brain Training Sharpen your mind with SumX, the addictive daily math puzzle designed for speed and logic. If you love Sudoku, Wordle, or mental math challenges, SumX is your new morning ritual. Find the target number, spot the patterns, and climb the leaderboard. [HOW TO PLAY] The Target: Every grid has a unique target number. Build Your Solution: Tap numbers and operators (+ or ×) to reach the goal. Beat the Clock: You have 3 minutes! How many solutions can you find? Speed Bonus: Earn extra points for finishing early with our time-saver bonus. [WHY SUMX?] Daily Mental Workout: A fresh math grid every day to keep your brain agile. Private Groups: Create a group, share your Group Code, and compete on a private leaderboard with friends and family. Analyze & Learn: Missed a solution? Use "Show Missing" to see overlooked patterns in red. Track Progress: Detailed stats to monitor your arithmetic speed and cognitive growth. [PERFECT FOR] Fans of logic puzzles and number games. Students practicing mental math and multiplication. Adults looking for a quick, 3-minute brain teaser.

About

grabä

Features
Read full description

Fire up your drill and carve a path through a world that changes every run. A mining adventure where deeper ground brings rarer rewards and greater danger. Haul ore back to the surface, sell it, and invest the money in your rig. Every upgrade helps you push past the depth that stopped you last time. • Explore a newly generated world every run • Manage fuel, hull, cargo, and battery in the dark • Upgrade your rig across nine branches • Face lava, gas, harsh weather, and changing lands • Take on a new Daily Challenge and climb the global leaderboard Simple touch controls. Portrait layout. One more dig. Just one more.

Screenshots

SumX4 screens
grabä4 screens

Verdict

The call

The clearest difference is in-app purchases: SumX at none against grabä's 1. SumX also leads on device support (3 vs 1). grabä's advantage is update cadence (every 3 days vs every 5 days). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. grabä sells 1 one-off in-app purchase. SumX asks for nothing beyond the download.

UpkeepUpdate frequency

SumX ships an update every 5 days, grabä every 3 days. Both last shipped on November 5, 2026.

Scorecard3 real differences · 3 level
SumX versus grabä: the parameters behind the verdict, then further details
ParameterSumXgrabä
PriceFreeFree
Update frequencyEvery 5 daysEvery 3 days — better
AdsYesYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better16.0
Further details — not scored
Size41 MB112 MB
Age rating4+4+
DeveloperSumX Games LTD.Marc Rymann

In-app purchases

None

SumX

No in-app purchases

1 purchases

grabä

One-time1
  • Remove Ads$2.99

Questions

Is SumX free?
SumX is free to download, with no in-app purchases.
Is grabä free?
grabä is free to download, with in-app purchases available.
Do SumX or grabä have ads?
Both SumX and grabä show ads.
Which is updated more often, SumX or grabä?
SumX ships an update every 5 days, and grabä every 3 days. Most recently, SumX was updated on November 5, 2026 and grabä on November 5, 2026.

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