# DataStructureAndAlgorithm vs Voltios

The clearest difference is in-app purchases: DataStructureAndAlgorithm at none against Voltios's 1. Voltios's advantage is price ($0.99 vs $7.99) and update cadence (every 2 weeks vs every 3 months). On ads, device support and iOS requirement there is nothing between them.

DataStructureAndAlgorithm costs $7.99 and Voltios $0.99 up front. Voltios sells 1 one-off in-app purchase. DataStructureAndAlgorithm asks for nothing beyond the download.

DataStructureAndAlgorithm ships an update every 3 months, Voltios every 2 weeks. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | DataStructureAndAlgorithm | Voltios |
| --- | --- | --- |
| Price | $7.99 | **$0.99** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/voltios-circuit-puzzles/id6779986359/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Paid |
| Best chart rank | — | **#196** |
| Size | 12 MB | 6 MB |
| Requires iOS | **16.3** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Buydeepdiscount.com LLC](https://appshunter.io/developer/817177888) | [Ignacio Noguerol Sicilia](https://appshunter.io/developer/6779954213) |

## What reviewers say

### DataStructureAndAlgorithm

[App page](https://appshunter.io/ios/app/datastructureandalgorithm/id6503237307)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Voltios

[App page](https://appshunter.io/ios/app/voltios-circuit-puzzles/id6779986359)

**Currently charting:** #196 Top Paid · Education (US App Store)

A puzzle game that teaches the fundamentals of electricity through interactive circuit building. Explore various electrical concepts like switches, short circuits, and Ohm's law in a visually engaging and playful manner. Designed for families with no ads or tracking, offering a complete learning experience with a single purchase.

**Highlights:** Interactive circuit building, Learn electrical concepts visually, Explore switches, fuses, and Ohm's law, 68 levels across 9 worlds, Offline play, No ads or tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game | $4.99 | one-time |


## Frequently asked questions

### Is DataStructureAndAlgorithm free?

DataStructureAndAlgorithm costs $7.99, with no in-app purchases.

### Is Voltios free?

Voltios costs $0.99, and also offers in-app purchases.

### Do DataStructureAndAlgorithm or Voltios have ads?

Neither DataStructureAndAlgorithm nor Voltios shows ads.

### Which is updated more often, DataStructureAndAlgorithm or Voltios?

DataStructureAndAlgorithm ships an update every 3 months, and Voltios every 2 weeks. Most recently, DataStructureAndAlgorithm was updated on October 10, 2026 and Voltios on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*