Comparison

Trace vs STACKOUT

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

Head to head
About

Trace

A calming logic puzzle game where players connect numbers in sequential order to fill an entire grid. It offers a relaxing yet challenging experience perfect for training your brain at your own pace. Enjoy thousands of handcrafted levels with increasing difficulty, playable offline.

Highlights
  • Connect numbers in order
  • Fill the entire grid
  • Create one continuous path
  • Thousands of handcrafted levels
  • Play at your own pace
  • Works offline
Features
Read full description

Trace - A relaxing logic puzzle about connecting numbers Trace is a calm and satisfying number path puzzle where you connect numbers in order and fill the entire grid. Simple to learn, tricky to master. Trace is perfect for anyone who loves logic puzzles, brain games, and relaxing challenges. How it works: • Connect the numbers in the correct order • Create one continuous path • Fill the entire grid — no empty squares allowed Every level is a clean, elegant brain teaser that rewards logic, focus, and a bit of creativity. Why you’ll love Trace: • A relaxing but challenging logic puzzle experience • Perfect for short sessions or long problem-solving streaks • No timers, no stress: play at your own pace • Works offline: play anywhere, anytime • Minimalist design for maximum focus • Thousands of handcrafted levels with increasing difficulty Whether you're a puzzle expert or just looking for a calming way to train your brain, Trace offers a satisfying daily logic challenge. Download Trace now and see how far your logic can take you By downloading or using this app, you agree to our End User License Agreement. You can review the full terms here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

STACKOUT

Features
Read full description

STACKOUT is a fast, strategic number puzzle where every move matters. Swipe neighboring tiles to combine their values, hit the exact target, and clear the board before the stack traps you. Journey through 100 levels across 10 neon chapters, with new challenges and tougher objectives appearing as you progress. MASTER EXACT CLEARS Build the exact number shown at the top of the screen and clear it from the board. TRIGGER POWER CLEARS Create powerful chains and blast multiple tiles away in spectacular neon reactions. RACE THE CLOCK Special timed missions push you to think quickly as the countdown becomes increasingly intense. EARN UP TO 300 STARS Complete levels, improve your score, land more Exact Clears, and master Power Clears to earn all three stars. TAKE ON SPECIAL MISSIONS Face Exact Clear challenges, Power Clear objectives, timed Speed Stack levels, and mixed mastery missions. KEEP YOUR RUN ALIVE Optional rewarded Lifelines can give you another chance after a losing move, while timed levels can offer extra seconds when time runs out. DAILY STACK Come back for daily challenges and keep building your streak. FEATURES • 100-level Journey • 10 neon chapters • 300 stars to earn • Exact Clear challenges • Power Clear mechanics • Timed missions • Daily Stack challenges • Optional rewarded Lifelines • Fast sessions with strategic number puzzles • Neon visual effects, sound and haptic feedback Think fast. Stack smart. Hit the exact target.

Screenshots

Trace4 screens
STACKOUT4 screens

Verdict

The call

The clearest difference is in-app purchases: STACKOUT at none against Trace's 10. STACKOUT also leads on update cadence (weekly vs every 3 weeks). On price, ads, device support 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. Trace sells 10 in-app purchases, starting at $2.99 per 7 days. STACKOUT asks for nothing beyond the download.

UpkeepUpdate frequency

Trace ships an update every 3 weeks, STACKOUT weekly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

Scorecard2 real differences · 8 level
Trace versus STACKOUT: the parameters behind the verdict, then further details
ParameterTraceSTACKOUT
PriceFreeFree
Rating3.5 (89 ratings) — better—
Positive reviews34.4% of reviews—
Number of ratings89 — better—
Update frequencyEvery 3 weeksWeekly — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size152 MB170 MB
Age rating4+4+
DeveloperTwo4TeaRicardo Pinheiro

Bugs and requests

Trace

Reported bugs

2 issues
  • App gets stuck at level 150/151
  • Unable to progress past certain levels

Requested features

3 requests
  • Hint system or undo feature
  • Ability to bypass stuck levels
  • Better level progression

STACKOUT

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Trace

Subscriptions1
  • Premium$2.997 Days
One-time9
  • 100 coins$0.99
  • Special Offer$1.99
  • Premium$2.99
Show 6 more
  • 550 coins$4.99
  • Special Offer 2$4.99
  • 1200 coins$9.99
  • Special Offer 3$9.99
  • 3200 coins$24.99
  • 13000 coins$99.99
None

STACKOUT

No in-app purchases

Questions

Is Trace free?
Trace is free to download, with in-app purchases available.
Is STACKOUT free?
STACKOUT is free to download, with no in-app purchases.
Do Trace or STACKOUT have ads?
Both Trace and STACKOUT show ads.
Which is updated more often, Trace or STACKOUT?
Trace ships an update every 3 weeks, and STACKOUT weekly. Most recently, Trace was updated on October 24, 2026 and STACKOUT on October 10, 2026.

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