# Grapheus vs PerturbLab

The clearest difference is in-app purchases: PerturbLab at none against Grapheus's 1. On price, ads, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Grapheus | PerturbLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/grapheus/id1618582562/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 142 MB | 3 MB |
| Requires iOS | 17.5 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dominique CADIET](https://appshunter.io/developer/871038977) | [ZHENZHOU SHI](https://appshunter.io/developer/1889489141) |

## What reviewers say

### Grapheus

[App page](https://appshunter.io/ios/app/grapheus/id1618582562)

Access a comprehensive Greek-English lexicon with over 116,000 entries. Search using Greek characters or Beta code, and perform full-text searches within definitions. Includes classical texts and a document reader for analyzing inflected forms.

**Highlights:** 116,000+ Greek-English entries, Search by Greek characters or Beta code, Full-text search in definitions, Includes classical Greek texts, Document reader for inflected forms

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| full version | $1.99 | one-time |


### PerturbLab

[App page](https://appshunter.io/ios/app/perturblab/id6782048075)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grapheus free?

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

### Is PerturbLab free?

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

### Do Grapheus or PerturbLab have ads?

Neither Grapheus nor PerturbLab shows ads.

---

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