Comparison

A Long Time vs DuoLogic

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

Head to head
About

A Long Time

An interactive picture book and puzzle game that tells a story of love and promises. Players move blocks to clear obstacles and guide a red line of memory through 60 years of a protagonist's life. Features unique artistic visuals and simple, engaging gameplay.

Highlights
  • Interactive picture book experience
  • Puzzle gameplay with block manipulation
  • Rich narrative about love and promises
  • Unique artistic visuals
  • Story spanning 60 years
Features
Read full description

This is our new franchise. It is a combination of a picture book and a game, featuring a warm and soothing mood and a rich story. A Long Time is a story about love and promises. To complete the story, you need to clear the obstacles to let the red line of memory flow through the pages by moving the blocks - which are actually fragments of emotions and flashbacks scattered over 60 years time of the protagonist's life. This is not only a game, but also an interactive picture book, which features unique artistic depiction, and a simple yet engaging way of interaction.

About

DuoLogic

This is a pure and addictive binary logic puzzle game based on Binairo/Takuzu rules. It offers a progressive tutorial, multiple board sizes and difficulty levels, and a daily puzzle. Train your mind with this challenging yet easy-to-learn game.

Highlights
  • Binary logic puzzles
  • Progressive tutorial
  • Multiple board sizes
  • Daily puzzles
  • Special ×4 Mode
  • Hint system
Features
Read full description

DuoLogic is a pure and addictive binary logic puzzle, based on Binairo/Takuzu rules. Fill the grid following three simple rules: • No three identical numbers in a row (no 000 or 111) • Each row and column must have equal numbers of 0s and 1s • No two rows can be identical, nor two columns Easy to learn. Hard to put down. WHAT'S INCLUDED? • 20 free levels with a progressive tutorial • 4 board sizes: 6×6, 8×8, 10×10 and 12×12 • 4 difficulty levels: Easy, Medium, Hard and Very Hard • Daily Puzzle — a new one every day for each board size • Special ×4 Mode — 4 interconnected boards at once • Verify button — check your mistakes when you decide • Hint system without spoilers • No ads. No subscriptions. One optional payment. FULL UNLOCK Get 500 levels at once with a single permanent payment. More free levels in future updates. Train your mind. One 0 or 1 at a time.

Screenshots

A Long Time4 screens
DuoLogic4 screens

Verdict

The call

The clearest difference is price: DuoLogic at Free against A Long Time's $0.99. DuoLogic also leads on rating (5.0 vs 3.9) and update cadence (every 11 days vs monthly). A Long Time's advantage is ratings volume (13 vs 1) and iOS requirement (15.6 vs 17.6). On 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

DuoLogic is free to download; A Long Time costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

DuoLogic holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: A Long Time has 13 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

A Long Time ships an update monthly, DuoLogic every 11 days. The most recent releases landed on October 10, 2026 and October 5, 2026 respectively.

Scorecard6 real differences · 4 level
A Long Time versus DuoLogic: the parameters behind the verdict, then further details
ParameterA Long TimeDuoLogic
Price$0.99Free — better
Rating3.9 (13 ratings)5.0 (1 ratings) — better
Positive reviews64.6% of reviews—
Number of ratings13 — better1
Update frequencyMonthlyEvery 11 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.6
Further details — not scored
Size255 MB5 MB
Age rating4+4+
DeveloperCOTTONGAME Network Technology Co., Ltd.Angelo Elmudesi

Customer experience

A Long Time

All ratings13 ratings
Positive69.2%
Neutral7.7%
Negative23.1%
Written reviews48 reviews
Positive64.6%
Neutral12.5%
Negative22.9%

DuoLogic

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

A Long Time

No in-app purchases

None

DuoLogic

No in-app purchases

Questions

Is A Long Time free?
A Long Time costs $0.99, with no in-app purchases.
Is DuoLogic free?
DuoLogic is free to download, with no in-app purchases.
Which has better reviews, A Long Time or DuoLogic?
DuoLogic is rated higher. A Long Time averages 3.9 out of 5 from 13 ratings, while DuoLogic averages 5.0 from 1 ratings.
Do A Long Time or DuoLogic have ads?
Neither A Long Time nor DuoLogic shows ads.
Which is updated more often, A Long Time or DuoLogic?
A Long Time ships an update monthly, and DuoLogic every 11 days. Most recently, A Long Time was updated on October 10, 2026 and DuoLogic on October 5, 2026.

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