Donut Stack Sort vs Neon Spire
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Donut Stack Sort
A minimalistic puzzle game where players merge hexagonal number blocks to create higher numbers. This addictive game challenges your brain, improving memory, concentration, and reflexes.
- Hexagon number block merging
- Mind-sharpening gameplay
- Improves memory and concentration
- Addictive puzzle experience
- Minimalistic design
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Minimalistic and elegantly designed hexa puzzle game which lets you think out of the box and sharpen your mind. Donut Hexa Sort is one of those addictive number merge games that’ll keep you entertained for hours. The goal is to drag and merge the same hexagon number blocks so they merge into higher numbers. You get to enjoy this amazing new hexagon number puzzle game while improving your memory, concentration levels and reflexes at the same time. Once you start playing it, you will absolutely get addicted to this hexagon puzzle game.
Neon Spire
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Neon Spire is a one-tap tower builder with a single rule: tap at the right moment. A glowing block slides across the screen. Tap to drop it. Land it dead-center and the block stays full size. Miss, and the overhang is sliced off and falls away, leaving you less room for the next one. Five perfect drops in a row triggers FEVER, slowing everything down and giving you a window to build a run. HOW TO PLAY - Tap anywhere to drop the block - Perfect landings keep your tower wide - Every miss makes the next drop harder - One run takes about 30 seconds FEATURES - One-tap controls, no tutorial needed - Plays entirely offline - No forced ads between every round - One-time purchase to remove ads permanently - Free to play Built by 10percent studio.
Screenshots
Verdict
The clearest difference is in-app purchases: Neon Spire at none against Donut Stack Sort's 19. Neon Spire also leads on update cadence (every 4 days vs every 3 weeks). Donut Stack Sort's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price 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
Both are free to download. Donut Stack Sort sells 19 one-off in-app purchases. Neon Spire asks for nothing beyond the download.
Donut Stack Sort ships an update every 3 weeks, Neon Spire every 4 days. The most recent releases landed on June 10, 2026 and September 27, 2026 respectively.
| Parameter | Donut Stack Sort | Neon Spire |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (167 ratings) — better | — |
| Positive reviews | 25.9% of reviews | — |
| Number of ratings | 167 — better | — |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 429 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | Tran Tien Thanh | HARADA ISSEI |
In-app purchases
Donut Stack Sort
- Coin 1$0.99
- Premium Skin 2$0.99
- Premium Skin 1$0.99
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- Remove ads$1.99
- Super Spin$3.99
- Ticket 1$3.99
- Coin 2$4.99
- No ads bundle$4.99
- Mini Bundle$4.99
- Piggy bank$4.99
- Safe Pack$4.99
- Ticket 2$7.99
- Coin 3$9.99
- One Plus One$9.99
- Large Bundle$9.99
- Ultimate Donut Pass$9.99
- All bundle$19.99
- Coin 4$29.99
- Coin 5$49.99
Neon Spire
No in-app purchases
Questions
Is Donut Stack Sort free?
Is Neon Spire free?
Do Donut Stack Sort or Neon Spire have ads?
Which is updated more often, Donut Stack Sort or Neon Spire?
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