# Datovka.cz vs Jumpstash

The clearest difference is review sentiment: Jumpstash at 100% against Datovka.cz's 17%. Jumpstash also leads on update cadence (every 2 weeks vs every 6 weeks) and device support (5 vs 3). Datovka.cz's advantage is rating (4.4 vs 4.2) and ratings volume (41 vs 5). 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.

Datovka.cz holds the better App Store score, 4.4 against 4.2. That said, the two scores are not equally well evidenced: Datovka.cz has 41 ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 17% of Datovka.cz's written reviews are positive against 100% of Jumpstash's, so the app with the better star average is not the one people write more warmly about.

Datovka.cz ships an update every 6 weeks, Jumpstash every 2 weeks. The most recent releases landed on September 22, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Datovka.cz | Jumpstash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (41 ratings)](https://appshunter.io/ios/app/datovkacz/id1185445299/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/jumpstash/id1465670860/reviews) |
| Number of ratings | **41** | 5 |
| Positive reviews | 16.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 37 MB | 17 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [CZ.NIC, z.s.p.o.](https://appshunter.io/developer/386775306) | [Michael Mackintosh II](https://appshunter.io/developer/1281426136) |

## What reviewers say

### Datovka.cz

[App page](https://appshunter.io/ios/app/datovkacz/id1185445299)

Manage your Czech Republic data mailboxes on the go. Check mailbox status, read messages, create and send data messages, and forward attachments. It also allows searching for data mailboxes and submitting electronic filings for public administration services.

**Highlights:** Check data mailbox status, Read received and sent messages, Create and send data messages, Forward messages and attachments, Export messages, Search for data mailboxes, Submit electronic filings

**In-app purchases:** none


### Jumpstash

[App page](https://appshunter.io/ios/app/jumpstash/id1465670860)

Securely store backup codes for your accounts in iCloud Keychain. Access them from any device logged into iCloud, ensuring you never lose access to your important services.

**Highlights:** Secure backup code storage, iCloud Keychain integration, Cross-device access, Account lockout prevention, Token generation backup

**In-app purchases:** none


## Frequently asked questions

### Is Datovka.cz free?

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

### Is Jumpstash free?

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

### Which has better reviews, Datovka.cz or Jumpstash?

Datovka.cz is rated higher. Datovka.cz averages 4.4 out of 5 from 41 ratings, while Jumpstash averages 4.2 from 5 ratings.

### Do Datovka.cz or Jumpstash have ads?

Neither Datovka.cz nor Jumpstash shows ads.

### Which is updated more often, Datovka.cz or Jumpstash?

Datovka.cz ships an update every 6 weeks, and Jumpstash every 2 weeks. Most recently, Datovka.cz was updated on September 22, 2026 and Jumpstash on September 14, 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.*