# XHelper vs Data Modeler

The clearest difference is review sentiment: XHelper at 100% against Data Modeler's 55%. XHelper also leads on in-app purchases (none vs 3). Data Modeler's advantage is update cadence (every 5 days vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Data Modeler sells 3 in-app purchases, starting at $8.49 per month. XHelper asks for nothing beyond the download.

XHelper ships an update every 16 months, Data Modeler every 5 days. The most recent releases landed on August 11, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | XHelper | Data Modeler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (5 ratings)](https://appshunter.io/ios/app/data-modeler/id1575153701/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | **100.0% of reviews** | 54.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 5 days** |
| Monetization | **Free** | Freemium |
| Size | 1 MB | 23 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Vea Software LLC](https://appshunter.io/developer/578466740) | [Rahul Katariya](https://appshunter.io/developer/1680332229) |

## What reviewers say

### XHelper

[App page](https://appshunter.io/ios/app/xhelper/id1329601633)

A straightforward utility for developers to perform common cryptographic and encoding tasks. It allows hashing strings with SHA256, converting between epoch and Unix timestamps, and encoding/decoding with base64.

**Highlights:** SHA256 string hashing, Epoch and Unix timestamp conversion, Base64 encoding, Base64 decoding

**In-app purchases:** none


### Data Modeler

[App page](https://appshunter.io/ios/app/data-modeler/id1575153701)

Effortlessly create, visualize, and export complex data models for your projects. Design entities, relationships, and attributes with an intuitive editor. Add data to test your models and export them as JSON documents or diagrams.

**Highlights:** Intuitive data model editor, Create entities, attributes, and relationships, Define cardinalities and relationship types, Add and store data within models, Visualize models as ER diagrams, Export data as JSON documents

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $8.49 | per month |
| Annual | $59.99 | per year |
| Introductory Lifetime Offer | $89.99 | one-time |


## Frequently asked questions

### Is XHelper free?

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

### Is Data Modeler free?

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

### Do XHelper or Data Modeler have ads?

Neither XHelper nor Data Modeler shows ads.

### Which is updated more often, XHelper or Data Modeler?

XHelper ships an update every 16 months, and Data Modeler every 5 days. Most recently, XHelper was updated on August 11, 2026 and Data Modeler on September 9, 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.*