Comparison

Michi Moves vs SUM

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

Head to head
About

Michi Moves

Features
Read full description

The food is close. Getting there takes a little thought. Slide cats and obstacles, work out what to move first, and help Michi reach the food bowl. Each piece slides horizontally or vertically along its axis. Find the right order to feed Michi, or solve boards where every cat needs to eat. • 153 levels, including 3 tutorials • 3 difficulties: easy, medium and hard • A daily challenge with a calendar and your personal result • Hints that suggest a move when you get stuck • Undo and restart to try another idea • Unlock Michi's card after completing 3 different campaign levels Tutorials and replays do not count. Play the included campaign offline. New daily challenges, syncing and rewarded ads require an internet connection. Contains ads; extra hints can be earned through an optional ad.

About

SUM

Features
Read full description

SUM is a quiet puzzle game about seeing mathematical relationships. Move, compare and arrange mathematical pieces until the idea behind each puzzle becomes clear. There are no timers, scores, streaks or advertisements — only space to look, notice and understand. Explore the first two sets for free. Unlock Premium once to continue through the complete collection of puzzles and mathematical cards.

Screenshots

Michi Moves4 screens
SUM3 screens

Verdict

The call

The clearest difference is in-app purchases: Michi Moves at none against SUM's 1. SUM's advantage is ads (none vs shown) and update cadence (every 3 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. SUM sells 1 one-off in-app purchase. Michi Moves asks for nothing beyond the download.

UpkeepUpdate frequency

Michi Moves ships an update every 3 weeks, SUM every 3 days. Both last shipped on October 31, 2026.

Scorecard3 real differences Ā· 3 level
Michi Moves versus SUM: the parameters behind the verdict, then further details
ParameterMichi MovesSUM
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size42 MB110 MB
Age rating12++4
DeveloperMULTIAPS S.L.Alex van Rooijen

In-app purchases

None

Michi Moves

No in-app purchases

1 purchases

SUM

One-time1
  • SUM Premium$3.99

Questions

Is Michi Moves free?
Michi Moves is free to download, with no in-app purchases.
Is SUM free?
SUM is free to download, with in-app purchases available.
Do Michi Moves or SUM have ads?
Michi Moves shows ads; SUM does not.
Which is updated more often, Michi Moves or SUM?
Michi Moves ships an update every 3 weeks, and SUM every 3 days. Most recently, Michi Moves was updated on October 31, 2026 and SUM on October 31, 2026.

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