Comparison

Line Draw vs RiddleSum

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

Head to head
About

Line Draw

Draw lines to guide vehicles to the finish line in this engaging puzzle game. Unleash your creativity and enhance your problem-solving abilities with various cars and challenging maps.

Highlights
  • Draw lines to guide cars
  • 17 artistic cars with stats
  • 4 challenging maps
  • Simple gameplay
  • Colorful theme and music
Features
Read full description

Do you enjoy scribbling? Draw your way to the finish line with these amazing cars in this fun and exciting game. Let your imagination run wild and improve your problem-solving skills. Play Line Draw - Brain Physics today and have fun. Features: - 17 artistic cars with different Power, Speed, Fuel Capacity, and Suspension. Most cars have several colors to choose from. - 4 Challenging Maps - Simple Gameplay - Colorful theme and cool music

About

RiddleSum

This number puzzle game challenges you to balance rows and columns by selecting the correct numbers. It offers a relaxing, clean design with hundreds of handcrafted puzzles to sharpen logic and mental math skills at your own pace.

Highlights
  • Hundreds of handcrafted puzzles
  • Clean and minimal design
  • Helpful hints
  • No timers, solve at your own pace
  • Daily brain workout
  • Logic and mental math training
Features
Read full description

RiddleSum is a clean and addictive number puzzle where your goal is to balance every row and column. Pick the right numbers, remove the wrong ones, and make all sums match the clues on the edges. Simple at first glance - surprisingly deep once you start playing. Every puzzle has one single correct solution. Analyze, eliminate, and find the perfect combination that works in all directions at the same time. It’s a great way to sharpen your logic, focus, and mental math skills. How to play: • Check the target sums for each row and column. • Cross out numbers that can’t be part of the solution. • Keep only the numbers that complete the total. • Solve boards from 3×3 up to 9×9. Features: • Hundreds of handcrafted number puzzles. • Clean and minimal design that feels relaxing. • Helpful hints when you’re stuck. • No timers, no pressure — solve at your own pace. • A subtle daily workout for your brain and arithmetic. If you love smart logic puzzles and satisfying “aha!” moments, RiddleSum is perfect for your daily brain routine. Enjoy solving beautifully simple number challenges anywhere, anytime.

Screenshots

Line Draw4 screens
RiddleSum4 screens

Verdict

The call

The clearest difference is in-app purchases: Line Draw at none against RiddleSum's 1. Line Draw also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.0). RiddleSum's advantage is rating (4.6 vs 4.3). On price, ratings volume, ads and monetization model 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. RiddleSum sells 1 one-off in-app purchase. Line Draw asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

RiddleSum holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 12 and 10 respectively.

Scorecard4 real differences · 6 level
Line Draw versus RiddleSum: the parameters behind the verdict, then further details
ParameterLine DrawRiddleSum
PriceFreeFree
Rating4.3 (12 ratings)4.6 (10 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings12 — better10
Update frequency—Every 2 months
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supportedAd-supported
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS11.0 — better16.0
Further details — not scored
Size78 MB20 MB
Age rating+44+
DeveloperAshima PrabhakarDmitriy Romanov

Customer experience

Line Draw

All ratings12 ratings
Positive83.3%
Neutral8.3%
Negative8.3%

RiddleSum

All ratings10 ratings
Positive90.0%
Neutral10.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

None

Line Draw

No in-app purchases

1 purchases

RiddleSum

One-time1
  • Remove Ads$2.99

Questions

Is Line Draw free?
Line Draw is free to download, with no in-app purchases.
Is RiddleSum free?
RiddleSum is free to download, with in-app purchases available.
Which has better reviews, Line Draw or RiddleSum?
RiddleSum is rated higher. Line Draw averages 4.3 out of 5 from 12 ratings, while RiddleSum averages 4.6 from 10 ratings.
Do Line Draw or RiddleSum have ads?
Both Line Draw and RiddleSum show ads.

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