Comparison

Polygrams vs Knight's Graph

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

Head to head
About

Polygrams

This logic puzzle game merges Tangram with block puzzle mechanics. Drag and drop pieces to fill shapes without overlap. Enjoy over 2500 levels, from beginner to master, offering a relaxing yet challenging experience for all ages.

Highlights
  • Tangram and block puzzle mechanics
  • Drag and drop gameplay
  • Over 2500 levels
  • Beginner and master difficulty
  • Offline play
  • One-touch controls
Features
Read full description

Polygrams is a logic puzzle game that combines the classic chinese Tangram puzzle with modern block puzzle elements. Drag and drop the pieces onto the board without overlapping them and fill out the whole shape. Completing a puzzle can be relaxing, but also challenging depending on the number of pieces - A fun time waster for all ages! Features - One-Touch gameplay - Designed to be playable in one hand - More than 2500 brain teasing levels - Beginner and master levels - Colorful and simple design - No Wifi required – Playable offline - Free content updates

About

Knight's Graph

Challenge your logic and strategic thinking with this intellectual puzzle game. Navigate a chess knight across the board, visiting each square exactly once. Experience a new strategic challenge with every game.

Highlights
  • Knight's tour puzzle gameplay
  • Logical and strategic challenges
  • Unique challenges with each game
  • Test problem-solving skills
  • Classic chess knight movement
Features
Read full description

Visit every square exactly once with a chess knight. Knight's Graph turns the classic knight's tour into a puzzle where each move shapes the rest of your route. CHOOSE YOUR START Place the knight on any square and move in an L shape: two squares in one direction, then one to the side. Plan ahead to cover the board without revisiting a square. MAKE THE CHALLENGE YOURS • Seven board sizes: 5×5, 6×6, 8×8, 10×10, 12×12, 14×14 and 16×16 • Optional move highlighting and move numbers on the board • Undo moves during an ongoing game • An optional stopwatch to track your time • Resume an unfinished game on the same board size • Light and dark themes Choose a starting square. How far can you go?

Screenshots

Polygrams4 screens
Knight's Graph4 screens

Verdict

The call

The clearest difference is review sentiment: Knight's Graph at 100% against Polygrams's 44%. Knight's Graph also leads on in-app purchases (none vs 6) and ads (none vs shown). Polygrams's advantage is ratings volume (4.4K vs 1). On price, 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. Polygrams sells 6 one-off in-app purchases. Knight's Graph asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Knight's Graph holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Polygrams has 4.4K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 44% of Polygrams's written reviews are positive against 100% of Knight's Graph's.

UpkeepUpdate frequency

Polygrams ships an update every 6 weeks, Knight's Graph weekly. The most recent releases landed on November 13, 2026 and November 4, 2026 respectively.

Scorecard7 real differences · 3 level
Polygrams versus Knight's Graph: the parameters behind the verdict, then further details
ParameterPolygramsKnight's Graph
PriceFreeFree
Rating4.6 (4.4K ratings)5.0 (1 ratings) — better
Positive reviews43.6% of reviews100.0% of reviews — better
Number of ratings4.4K — better1
Update frequencyEvery 6 weeksWeekly — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.0
Further details — not scored
Size59 MB34 MB
Age rating4+4+
DeveloperNorma KohnGleb Shalimov

Customer experience

Polygrams

All ratings4,254 ratings
Positive91.1%
Neutral5.6%
Negative3.2%
Written reviews181 reviews
Positive43.6%
Neutral13.8%
Negative42.5%

Knight's Graph

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Polygrams

Reported bugs

2 issues
  • Game crashes/freezes
  • Paid version still showing ads

Requested features

3 requests
  • Customizable puzzle pieces
  • Randomized piece order
  • Ability to rotate/flip pieces

Knight's Graph

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Polygrams

One-time6
  • 5 Hints$0.99
  • Remove Ads$0.99
  • 20 Hints$2.99
Show 3 more
  • 35 Hints$4.99
  • 80 Hints$9.99
  • 200 Hints$20.99
None

Knight's Graph

No in-app purchases

Questions

Is Polygrams free?
Polygrams is free to download, with in-app purchases available.
Is Knight's Graph free?
Knight's Graph is free to download, with no in-app purchases.
Which has better reviews, Polygrams or Knight's Graph?
Knight's Graph is rated higher. Polygrams averages 4.6 out of 5 from 4.4K ratings, while Knight's Graph averages 5.0 from 1 ratings.
Do Polygrams or Knight's Graph have ads?
Polygrams shows ads; Knight's Graph does not.
Which is updated more often, Polygrams or Knight's Graph?
Polygrams ships an update every 6 weeks, and Knight's Graph weekly. Most recently, Polygrams was updated on November 13, 2026 and Knight's Graph on November 4, 2026.

Other comparisons