Idle Spiral

Idle Spiral

32 achievements
Ultra Rare×9
Very Rare×10
Rare×8
Uncommon×2
Common×3

About Idle Spiral's achievements

Idle Spiral has 32 Steam achievements, 9 of them ultra-rare — unlocked by under 5% of players. The rarest is "Nonagenarian Number Theorist", earned by just 2.7% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement
2.7%
of players earned "Nonagenarian Number Theorist"

Community Ratings

Loading…
Difficulty—
Easy → Brutal
Enjoyment—
Meh → Loved it
Grindiness—
No grind → Huge grind
Want to rate Idle Spiral? Sign in with Steam — one rating per person.
ℹ️Showing global unlock rates. Sign in with Steam to see your personal progress.

All Idle Spiral achievements

32 achievements
Nonagenarian Number Theorist
Nonagenarian Number Theorist
Reach T90
Ultra Rare2.7%
Universal Secrets Revealed
Universal Secrets Revealed
Get “The secret of the Universe”
Ultra Rare2.7%
Epic Achievement Title
Epic Achievement Title
Get “Unprecedented Number”
Ultra Rare2.9%
Triangular Truths Unlocked
Triangular Truths Unlocked
Get “The secret of a triangle”
Ultra Rare3.0%
Legendary Achievement Title
Legendary Achievement Title
Get “The Soul of Gauss”
Ultra Rare3.0%
Limit Breaker Mathematician
Limit Breaker Mathematician
Reach the attack speed cap
Ultra Rare3.6%
Spiral Savant
Spiral Savant
Reach 1 Understanding level of Archimedes' spiral
Ultra Rare3.6%
Half-Century Hypothesis Hero
Half-Century Hypothesis Hero
Reach T50
Ultra Rare4.4%
Geometric Guru
Geometric Guru
Reach 1 Understanding level of Pythagorean theorem
Ultra Rare4.9%
Transcendental Equation Explorer
Transcendental Equation Explorer
Reach T27
Very Rare5.4%
This time we can save the world
This time we can save the world
Reach T15
Very Rare8.5%
Did you get close to the great mathematicians?
Did you get close to the great mathematicians?
Defeat PI
Very Rare10.4%
Losing events are also overturned
Losing events are also overturned
Reach T10
Very Rare11.0%
The "k" stands for king.
The "k" stands for king.
Upgrade k 10000 times
Very Rare13.0%
Why study group theory?
Why study group theory?
Upgrade g 2000 times
Very Rare13.9%
Let's learn about category theory
Let's learn about category theory
Upgrade f 2000 times
Very Rare14.1%
It was also an infinite dimension
It was also an infinite dimension
Upgrade d 3000 times
Very Rare14.5%
Continuous but not differentiable
Continuous but not differentiable
Upgrade c 4000 times
Very Rare14.7%
Mirifici Logarithmorum Canonis Descriptio
Mirifici Logarithmorum Canonis Descriptio
Upgrade e 2000 times
Very Rare14.9%
I'm the hero of this story.
I'm the hero of this story.
Upgrade a 10000 times
Rare15.3%
Best
Best
Upgrade b 5000 times
Rare15.9%
Fury Spiral
Fury Spiral
Defeat Beta
Rare16.3%
Why couldn't we beat that enemy?
Why couldn't we beat that enemy?
Reach T5
Rare18.0%
Enemies are too weak
Enemies are too weak
Reach T2
Rare22.4%
Deadly spiral
Deadly spiral
Defeat Alpha
Rare23.7%
A new dimension to this game
A new dimension to this game
z reaches 100
Rare24.5%
Strong new game
Strong new game
Do Tornado Prestige for the first time
Rare25.8%
Sharp Spiral
Sharp Spiral
Defeat Kappa
Uncommon33.8%
Reborn!
Reborn!
Do Prestige for the first time
Uncommon40.9%
The spiral is a weapon.
The spiral is a weapon.
Defeat training
Common69.4%
This is a new spiral
This is a new spiral
Do omega Prestige for the first time
Common78.8%
Now it starts to swirl!
Now it starts to swirl!
r reaches 1K
Common87.2%