# MobileID vs SPIDX

The clearest difference is rating: SPIDX at 4.8 against MobileID's 1.5. SPIDX also leads on review sentiment (40% vs 0%) and update cadence (fortnightly vs every 4 months). MobileID's advantage is iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

SPIDX holds the better App Store score, 4.8 against 1.5. That said, the two scores are not equally well evidenced: SPIDX has 273 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 0% of MobileID's written reviews are positive against 40% of SPIDX's.

MobileID ships an update every 4 months, SPIDX fortnightly. The most recent releases landed on August 20, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | MobileID | SPIDX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.5 (15 ratings)](https://appshunter.io/ios/app/mobileid/id990783086/reviews) | **[4.8 (273 ratings)](https://appshunter.io/ios/app/spidx/id1518283787/reviews)** |
| Number of ratings | 15 | **273** |
| Positive reviews | 0.0% of reviews | **40.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 91 MB | 138 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Certisign](https://appshunter.io/developer/669158783) | [SPIDX LLC](https://appshunter.io/developer/1518283786) |

## What reviewers say

### MobileID

[App page](https://appshunter.io/ios/app/mobileid/id990783086)

Securely authenticate yourself and sign electronic documents with legal validity using your digital certificate on mobile devices. This service enables strong identification and document signing directly from your smartphone or tablet.

**Highlights:** Strong user authentication, Electronic document signing, Legal validity, Mobile device integration, ICP-Brasil digital certificate support

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

**In-app purchases:** none


### SPIDX

[App page](https://appshunter.io/ios/app/spidx/id1518283787)

Securely validate your identity online with a digital ID on your phone. Control your personal data and share it only with explicit permission. Biometrics are encrypted and never stored in the cloud.

**Highlights:** Digital ID on phone, Fast identity validation, Secure online identity, User-controlled data sharing, Encrypted biometrics, Privacy-focused

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MobileID free?

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

### Is SPIDX free?

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

### Which has better reviews, MobileID or SPIDX?

SPIDX is rated higher. MobileID averages 1.5 out of 5 from 15 ratings, while SPIDX averages 4.8 from 273 ratings.

### Do MobileID or SPIDX have ads?

Neither MobileID nor SPIDX shows ads.

### Which is updated more often, MobileID or SPIDX?

MobileID ships an update every 4 months, and SPIDX fortnightly. Most recently, MobileID was updated on August 20, 2026 and SPIDX on June 10, 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.*