Comparison

Impossible 7! vs GLURMB!

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

Head to head
About

Impossible 7!

Test your speed, skill, and rhythm by counting as high as possible while avoiding numbers divisible by 7 or containing the digit 7. Features three distinct game modes to challenge players of all levels.

Highlights
  • Speed, skill, and rhythm gameplay
  • Avoid numbers divisible by 7
  • Avoid numbers containing the digit 7
  • Three distinct game modes
  • Leaderboards and Game Center support
  • Simple to play, difficult to master
Features
Read full description

"I love the idea of this app" - AppAdvice.com Impossible 7 is a game of speed, skill and rhythm. Count as far as you can, as fast as you can, while avoiding numbers that are evenly divisible by 7 and numbers that include the digit 7. INSTRUCTIONS Numbers like 1,2,3,4,5,6 are ok! but watch out from multiplications of seven (7,14,21,28,35,etc) and avoid numbers that include the digit seven (17,27,37,47,etc) SOUNDS EASY, RIGHT? - Not exactly! There are three different modes. - Survival Mode: race against the clock! - Sprint 0-50: How fast can you make it to 50? - Sprint 0-100: To 100? FEATURES - sweet graphics - 3 different game modes - simple to play, difficult to master - leaderboards, Game center support

About

GLURMB!

A customizable snake game where players can adjust speed, field size, and visual elements. Compete for high scores as you progress through increasing levels.

Highlights
  • Customizable speed
  • Adjustable gamefield size
  • Snake appearance customization
  • Reward appearance customization
  • Increasing levels and scores
Features
Read full description

GLURMB! is a fun snake game. Choose speed, gamefield size, snake appearance, and reward appearance to customize your play. Levels and points increase as you go - see how high you can get!

Screenshots

Impossible 7!3 screens
GLURMB!2 screens

Verdict

The call

The clearest difference is ratings volume: Impossible 7! at 47 against GLURMB!'s 1. Impossible 7! also leads on iOS requirement (12.0 vs 14.0). On price, rating, update cadence and ads 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.1 for Impossible 7! against 4.0 for GLURMB!. That said, the two scores are not equally well evidenced: Impossible 7! has 47 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Impossible 7! ships an update every 63 months, GLURMB! every 40 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 8 level
Impossible 7! versus GLURMB!: the parameters behind the verdict, then further details
ParameterImpossible 7!GLURMB!
PriceFreeFree
Rating4.1 (47 ratings) — better4.0 (1 ratings)
Positive reviews62.5% of reviews—
Number of ratings47 — better1
Update frequencyEvery 63 monthsEvery 40 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better14.0
Further details — not scored
Size6 MB1 MB
Age rating4+4+
DeveloperKfirapps LimitedJonah Scheib

In-app purchases

None

Impossible 7!

No in-app purchases

None

GLURMB!

No in-app purchases

Questions

Is Impossible 7! free?
Impossible 7! is free to download, with no in-app purchases.
Is GLURMB! free?
GLURMB! is free to download, with no in-app purchases.
Which has better reviews, Impossible 7! or GLURMB!?
Impossible 7! is rated higher. Impossible 7! averages 4.1 out of 5 from 47 ratings, while GLURMB! averages 4.0 from 1 ratings.
Do Impossible 7! or GLURMB! have ads?
Neither Impossible 7! nor GLURMB! shows ads.
Which is updated more often, Impossible 7! or GLURMB!?
Impossible 7! ships an update every 63 months, and GLURMB! every 40 months. Most recently, Impossible 7! was updated on November 1, 2026 and GLURMB! on November 3, 2026.

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