# Modulus App vs Arity Preview

The clearest difference is rating: Modulus App at 5.0 against Arity Preview's 4.0. Modulus App also leads on device support (3 vs 1) and iOS requirement (8.0 vs 18.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Modulus App holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Modulus App ships an update every 2 months, Arity Preview every 3 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Modulus App | Arity Preview |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/modulus-app/id1068213373/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/arity-preview/id6742512874/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 35 MB | 57 MB |
| Requires iOS | **8.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Progress Software Corporation](https://appshunter.io/developer/530958679) | [Arity](https://appshunter.io/developer/1067021751) |

## What reviewers say

### Modulus App

[App page](https://appshunter.io/ios/app/modulus-app/id1068213373)

Manage projects and databases, monitor key metrics, and receive alerts for application issues. Access your Modulus assets easily after logging in.

**Highlights:** Project management, Database management, Metric monitoring, Push notifications for application issues, Asset management

**In-app purchases:** none


### Arity Preview

[App page](https://appshunter.io/ios/app/arity-preview/id6742512874)

Explore real-world driving data and insights to enhance mobile applications. This app showcases how mobility data can power predictive analytics and safety features for businesses. Gain hands-on experience with use cases relevant to insurance, retail, and more.

**Highlights:** Driving data capture, Real-time crash detection, Driver safety features, Predictive route analysis, Interactive use case examples

**In-app purchases:** none


## Frequently asked questions

### Is Modulus App free?

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

### Is Arity Preview free?

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

### Which has better reviews, Modulus App or Arity Preview?

Modulus App is rated higher. Modulus App averages 5.0 out of 5 from 1 ratings, while Arity Preview averages 4.0 from 1 ratings.

### Do Modulus App or Arity Preview have ads?

Neither Modulus App nor Arity Preview shows ads.

### Which is updated more often, Modulus App or Arity Preview?

Modulus App ships an update every 2 months, and Arity Preview every 3 months. Most recently, Modulus App was updated on October 20, 2026 and Arity Preview on October 24, 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.*