# Ma Signature EDI vs King Data

The clearest difference is update cadence: King Data at every 3 weeks against Ma Signature EDI's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Ma Signature EDI ships an update every 3 months, King Data every 3 weeks. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Ma Signature EDI | King Data |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/ma-signature-edi/id1124028552/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 10.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 93 MB | 39 MB |
| Requires iOS | **15.5.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [CREDIT AGRICOLE TECHNOLOGIES](https://appshunter.io/developer/787238413) | [Cash Systemes Industrie](https://appshunter.io/developer/971069550) |

## What reviewers say

### Ma Signature EDI

[App page](https://appshunter.io/ios/app/ma-signature-edi/id1124028552)

Manage and electronically sign banking instructions transmitted via EDI. Authenticate, sign, and consult your banking files on the go. This service is designed for professional clients with specific banking contracts.

**Highlights:** Electronic signature of banking instructions, Manage banking files, Consult user accounts, View EDI transactions, Authenticate on banking sites, View signed EDI files

**Features:** Vision Pro support

**In-app purchases:** none


### King Data

[App page](https://appshunter.io/ios/app/king-data/id6753671145)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ma Signature EDI free?

Ma Signature EDI is free to download, with no in-app purchases.

### Is King Data free?

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

### Do Ma Signature EDI or King Data have ads?

Neither Ma Signature EDI nor King Data shows ads.

### Which is updated more often, Ma Signature EDI or King Data?

Ma Signature EDI ships an update every 3 months, and King Data every 3 weeks. Most recently, Ma Signature EDI was updated on November 2, 2026 and King Data on October 28, 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.*