Comparison

Endoku vs Sight Check

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

Head to head
About

Endoku

A single-player logic puzzle game played on concentric rings. Place numbers so each radial line adds up to the same target, using pure logic to find the single solution. Offers multiple board modes and difficulties, with a daily puzzle feature.

Highlights
  • Concentric ring logic puzzles
  • Radial line sum challenges
  • Multiple board modes and difficulties
  • Daily puzzles with streaks
  • Built-in strategy guide
  • Calm music and sound effects
Features
Read full description

No annoying ads, no data collection. Endoku is a single-player logic puzzle played on concentric rings, where you place numbers so each radial line adds up. Just two rules: • Each ring uses its set of numbers exactly once. • The cells along each radial line must add up to the same target. From these two simple rules, pure logic — never guessing — leads you to the one solution. Every puzzle is generated to be solvable by logic alone. Fresh for anyone who bounced off Sudoku, and meaty enough for anyone a little bored of it. Features: • Four board modes: Intro (2 rings) / Basic (3) / Advanced (4) / Expert (5) • Three difficulties (Easy / Medium / Hard) • Pencil marks (candidate notes) to work through the tougher boards • A fresh Daily puzzle with a calendar and streaks • A built-in strategy guide • Calm music and satisfying sound effects (each toggleable) • Gentle haptics • A calm, easy-on-the-eyes board • Japanese / English, portrait & landscape Intro and Basic (Easy/Medium) are free. A single one-time purchase unlocks all modes and difficulties, daily puzzles, the strategy guide, and music & sound.

About

Sight Check

Features
Read full description

Sight Check is a fun, casual game inspired by classic eye charts. Can you read the tiny letters from across the room? Challenge yourself with rows of shrinking letters, track your score, and see how sharp your reading really is - no equipment needed beyond your phone. How to play: - Stand back from your screen and read each row aloud - Progress through smaller and smaller letters - Save your results and beat your personal best - Compare with friends and family for a laugh Sight Check is designed purely for entertainment and casual challenge. It is not a medical device, does not diagnose any condition, and is not a substitute for a professional eye exam. If you have concerns about your vision, please consult a qualified eye care professional. Simple, ad-free, and privacy-first - your results stay on your device. Give your eyes a fun challenge today!

Screenshots

Endoku4 screens
Sight Check3 screens

Verdict

The call

The clearest difference is in-app purchases: Sight Check at none against Endoku's 1. Sight Check also leads on iOS requirement (14.0 vs 16.0). On price, ads 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. Endoku sells 1 one-off in-app purchase. Sight Check asks for nothing beyond the download.

Scorecard2 real differences · 7 level
Endoku versus Sight Check: the parameters behind the verdict, then further details
ParameterEndokuSight Check
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod — better
Requires iOS16.014.0 — better
Further details — not scored
Size3 MB55 MB
Age rating4+12+
Developerseiji hondalapnito.cz s.r.o.

In-app purchases

1 purchases

Endoku

One-time1
  • Unlock EverythingFree
None

Sight Check

No in-app purchases

Questions

Is Endoku free?
Endoku is free to download, with in-app purchases available.
Is Sight Check free?
Sight Check is free to download, with no in-app purchases.
Do Endoku or Sight Check have ads?
Neither Endoku nor Sight Check shows ads.

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