Comparison

SmartSlide vs One Left

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

Head to head
About

SmartSlide

A modern take on the classic 15-puzzle, offering customizable grid sizes and timed modes. Challenge yourself with this engaging number puzzle, perfect for quick brain teasers or competitive play.

Highlights
  • Customizable grid sizes (3x3, 4x4, 5x5)
  • Timed and untimed modes
  • Multiple tile color themes
  • Persistent high score tracking
  • One-tap victory sharing
  • Adaptive UI for portrait/landscape
Features
Read full description

SmartSlide is the modern take on the classic 15-puzzle! • Custom Grid Sizes – Play on 3×3, 4×4, or 5×5 boards • Timed Mode – Race the clock or take it easy • Tile Color Themes – Choose blue, purple, or pink • Persistent High Scores – Automatically track and store your best moves • Share Your Victory – Capture and share your solved board in one tap • Adaptive UI – Retina-ready layouts look great in portrait or landscape How to Play: Slide numbered tiles into the blank space to arrange them in ascending order. Complete the puzzle in as few moves (or as little time) as possible! Whether you’re looking for a quick brain teaser or a competitive challenge, SmartSlide brings endless replay value. Perfect for commuting, coffee breaks, or winding down before bed.

About

One Left

Read full description

One Left brings the timeless Peg Solitaire puzzle to your iPhone, iPad, and Mac with a beautiful modern design. THE CHALLENGE Start with 32 pegs and one empty space. Jump pegs over each other to eliminate them. Your goal: leave just ONE peg remaining - ideally in the center! FEATURES • Clean, intuitive interface designed for all ages • Universal app - play on iPhone, iPad, and Mac • Multiple color themes to personalize your board • Global leaderboard - compete for the fastest times • Helpful hints when you get stuck • Interactive tutorial for beginners • Track your statistics and improve your strategy • Haptic feedback for satisfying gameplay (iOS) • No ads interrupting your game PERFECT FOR • Puzzle lovers seeking a mental challenge • Quick brain training sessions • Relaxing gameplay without time pressure • Players who enjoy classic board games The Peg Solitaire puzzle has been enjoyed for centuries. Now experience it reimagined for the modern era. Can you solve it with just ONE LEFT?

Screenshots

SmartSlide4 screens
One Left4 screens

Verdict

The call

The clearest difference is update cadence: SmartSlide at every 5 days against One Left's monthly. SmartSlide also leads on iOS requirement (15.6 vs 17.6). On price, ads, 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.

UpkeepUpdate frequency

SmartSlide ships an update every 5 days, One Left monthly. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
SmartSlide versus One Left: the parameters behind the verdict, then further details
ParameterSmartSlideOne Left
PriceFreeFree
Rating4.7 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 5 days — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.6 — better17.6
Further details — not scored
Size2 MB14 MB
Age rating4+4+
DeveloperChaithanya TangellapalliAlexandre Brotto Rangel da Silva

In-app purchases

None

SmartSlide

No in-app purchases

None

One Left

No in-app purchases

Questions

Is SmartSlide free?
SmartSlide is free to download, with no in-app purchases.
Is One Left free?
One Left is free to download, with no in-app purchases.
Do SmartSlide or One Left have ads?
Neither SmartSlide nor One Left shows ads.
Which is updated more often, SmartSlide or One Left?
SmartSlide ships an update every 5 days, and One Left monthly. Most recently, SmartSlide was updated on November 5, 2026 and One Left on October 28, 2026.

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