Hanoi Tower vs DUET Synth
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Hanoi Tower
A classic logic puzzle game where players move disks between towers following specific rules. It offers multiple difficulty levels and a hint feature to help solve complex challenges. Enjoy a visually distinct experience with a dark theme option.
- Classic Hanoi Tower puzzle mechanics
- Multiple difficulty levels (3-8 disks)
- Challenging levels up to 22 disks
- Dark theme support
- Hint feature for assistance
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Hanoi Tower, also known as the Tower of Brahma or Lucas' Tower, is a well-known puzzle game that has its origins in India. The primary goal of the game is to move all the disks from the starting tower to the target tower while following a set of straightforward rules: 1. You can only move the topmost disk from one tower to another. 2. Larger disks cannot be placed on top of smaller ones. The game offers a variety of difficulty levels, starting from 3 towers with 3 disks and going up to 3 towers with 8 disks. It also features even more challenging levels, such as 8 towers with 22 disks, offering a total of 62 distinct levels to tackle. Key features of the game include: 1. Support for a dark theme, providing a different visual style. 2. A hint feature that can assist you in learning how to solve the Hanoi Tower puzzle. Enjoy this brilliant puzzle game! If you have any feedback or questions, please feel free to contact us at miaozhi.ai@gmail.com
DUET Synth
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Two players, one device. Left and right halves are separate instruments — play together, click-fight, or hunt for notes. Amber on black. Free from Aqua Mobilis.
Screenshots
Verdict
The clearest difference is in-app purchases: DUET Synth at none against Hanoi Tower's 1. DUET Synth also leads on update cadence (daily vs every 7 months). Hanoi Tower's advantage is iOS requirement (15.0 vs 18.0). On price, ads 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. Hanoi Tower sells 1 one-off in-app purchase. DUET Synth asks for nothing beyond the download.
Hanoi Tower ships an update every 7 months, DUET Synth daily. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.
| Parameter | Hanoi Tower | DUET Synth |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (44 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 44 — better | — |
| Update frequency | Every 7 months | Daily — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 51 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | CHENGDU MIAOZHI TECHNOLOGY CO., LTD. | todd cunningham |
In-app purchases
Hanoi Tower
- Remove Ads$5.99
DUET Synth
No in-app purchases
Questions
Is Hanoi Tower free?
Is DUET Synth free?
Do Hanoi Tower or DUET Synth have ads?
Which is updated more often, Hanoi Tower or DUET Synth?
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