# Smart vs RIA DigiDoc

The clearest difference is review sentiment: Smart at 66% against RIA DigiDoc's 0%. Smart also leads on rating (4.5 vs 2.3) and ratings volume (664 vs 3). 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.

Smart holds the better App Store score, 4.5 against 2.3. That said, the two scores are not equally well evidenced: Smart has 664 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 66% of Smart's written reviews are positive against 0% of RIA DigiDoc's.

Smart ships an update every 6 weeks, RIA DigiDoc every 3 months. The most recent releases landed on September 23, 2026 and July 7, 2026 respectively.

## The numbers

| Metric | Smart | RIA DigiDoc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (664 ratings)](https://appshunter.io/ios/app/smart-id/id1188304729/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/ria-digidoc/id1216104448/reviews) |
| Number of ratings | **664** | 3 |
| Positive reviews | **65.5% of 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 | 82 MB | 42 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SK ID Solutions AS](https://appshunter.io/developer/535467201) | [Riigi Infosusteemi Amet](https://appshunter.io/developer/556524921) |

## What reviewers say

### Smart

[App page](https://appshunter.io/ios/app/smart-id/id1188304729)

Securely authenticate your identity for online services, banking, and transactions. It offers legally recognized digital signatures and allows access across multiple devices. Registration is simple and the service is free to use.

**Highlights:** Online authentication, Digital signatures, Access e-services, Confirm transactions, Multi-device access, Secure key management

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 🔒 Secure authentication
- 👍 Convenient for transactions
- 👍 Works reliably
- 👍 Simplifies access to services

**What reviewers complain about**

- 🐛 Occasional technical issues
- 🐛 Difficulties when changing devices
- 🐛 Compatibility problems with some devices/OS
- 🤔 Lack of biometric authentication options

**Reported bugs**

- App crashes or freezes
- Authentication codes not working
- Compatibility issues with newer OS versions

**Requested features**

- Face ID or fingerprint authentication
- Improved support for device changes
- Better guidance for setup and troubleshooting


### RIA DigiDoc

[App page](https://appshunter.io/ios/app/ria-digidoc/id1216104448)

Digitally sign, verify, encrypt, and share documents on mobile devices. Supports Estonian ID card, NFC, Mobile-ID, and Smart-ID for secure document handling. Also allows checking ID card certificate validity and managing PIN codes.

**Highlights:** Digital document signing, Signature validity verification, Document encryption and decryption, File saving and sharing, Estonian ID card integration, Mobile-ID and Smart-ID support, ID card certificate validation

**In-app purchases:** none


## Frequently asked questions

### Is Smart free?

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

### Is RIA DigiDoc free?

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

### Which has better reviews, Smart or RIA DigiDoc?

Smart is rated higher. Smart averages 4.5 out of 5 from 664 ratings, while RIA DigiDoc averages 2.3 from 3 ratings.

### Do Smart or RIA DigiDoc have ads?

Neither Smart nor RIA DigiDoc shows ads.

### Which is updated more often, Smart or RIA DigiDoc?

Smart ships an update every 6 weeks, and RIA DigiDoc every 3 months. Most recently, Smart was updated on September 23, 2026 and RIA DigiDoc on July 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.*