# DLD vs MathBench

The clearest difference is in-app purchases: DLD at none against MathBench's 1. DLD also leads on iOS requirement (14.0 vs 16.0). MathBench's advantage is update cadence (weekly vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. MathBench sells 1 one-off in-app purchase. DLD asks for nothing beyond the download.

DLD ships an update every 5 weeks, MathBench weekly. Both last shipped on November 13, 2026.

## The numbers

| Metric | DLD | MathBench |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/dld-logic-design-and-circuits/id6814475914/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 19 MB | 7 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Rafhan](https://appshunter.io/developer/1862281894) | [献慧 陈](https://appshunter.io/developer/1896370005) |

## What reviewers say

### DLD

[App page](https://appshunter.io/ios/app/dld-logic-design-and-circuits/id6814475914)

Design and simulate digital logic circuits in real-time. Build complex systems with a variety of components, visualize signal flow, and generate truth tables and Boolean equations. Ideal for students and enthusiasts learning digital logic.

**Highlights:** 28 digital logic components, Real-time signal animation, Automatic truth table generation, Boolean equation output, Offline circuit saving, Interactive tutorial section

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

**In-app purchases:** none


### MathBench

[App page](https://appshunter.io/ios/app/mathbench-equation-solver/id6824338641)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is DLD free?

DLD is free to download, with no in-app purchases.

### Is MathBench free?

MathBench is free to download, with in-app purchases available.

### Do DLD or MathBench have ads?

Neither DLD nor MathBench shows ads.

### Which is updated more often, DLD or MathBench?

DLD ships an update every 5 weeks, and MathBench weekly. Most recently, DLD was updated on November 13, 2026 and MathBench on November 13, 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.*