# ERDIS.eat vs SignLexicon

The clearest difference is iOS requirement: SignLexicon at 8.0 against ERDIS.eat's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ERDIS.eat ships an update every 6 weeks, SignLexicon every 3 months. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ERDIS.eat | SignLexicon |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/signlexicon/id6470272069/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 36 MB | 48 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [In4matic srl](https://appshunter.io/developer/1492489594) | [Ubisive S.r.l.](https://appshunter.io/developer/1278908168) |

## What reviewers say

### ERDIS.eat

[App page](https://appshunter.io/ios/app/erdiseat/id6450208232)

Access university dining services and book meals for the ERDIS Marche region. This application is exclusively for users already registered on the ERDIS website.

**Highlights:** Access dining services, Book meals, University-specific services, User registration required

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

**In-app purchases:** none


### SignLexicon

[App page](https://appshunter.io/ios/app/signlexicon/id6470272069)

This app offers a comparative dictionary between Italian Sign Language (LIS) and American Sign Language (ASL). It features side-by-side video comparisons of signs and alphabetic search in Italian or English, serving as a valuable educational tool for language learners.

**Highlights:** LIS and ASL sign comparison, Side-by-side video playback, Alphabetic search (Italian/English), Extensive sign entry database, Educational teaching aid

**In-app purchases:** none


## Frequently asked questions

### Is ERDIS.eat free?

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

### Is SignLexicon free?

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

### Do ERDIS.eat or SignLexicon have ads?

Neither ERDIS.eat nor SignLexicon shows ads.

### Which is updated more often, ERDIS.eat or SignLexicon?

ERDIS.eat ships an update every 6 weeks, and SignLexicon every 3 months. Most recently, ERDIS.eat was updated on October 19, 2026 and SignLexicon on October 7, 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.*