# Exactly vs Z21Updater

The clearest difference is rating: Z21Updater at 5.0 against Exactly's 2.2. Z21Updater also leads on monetization model (free vs freemium) and review sentiment (50% vs 26%). Exactly's advantage is update cadence (every 5 months vs every 28 months) and ratings volume (14 vs 1). 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.

Z21Updater holds the better App Store score, 5.0 against 2.2. That said, the two scores are not equally well evidenced: Exactly has 14 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 26% of Exactly's written reviews are positive against 50% of Z21Updater's.

Exactly ships an update every 5 months, Z21Updater every 28 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Exactly | Z21Updater |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (14 ratings)](https://appshunter.io/ios/app/exactly/id315268140/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/z21updater/id1463533460/reviews)** |
| Number of ratings | **14** | 1 |
| Positive reviews | 26.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 28 months |
| Monetization | Freemium | **Free** |
| Size | 3 MB | 29 MB |
| Requires iOS | 16.6 | **13.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Exact Editions Ltd](https://appshunter.io/developer/315268143) | [Modelleisenbahn GmbH](https://appshunter.io/developer/533805542) |

## What reviewers say

### Exactly

[App page](https://appshunter.io/ios/app/exactly/id315268140)

Access magazines and newspapers on your iPad and iPhone in their original full-color format. Enjoy interactive features like live web links and zoom capabilities. Explore free content from numerous publications or use your subscription for the latest issues.

**Highlights:** Full-color digital editions, Live web links, Zoom and swipe navigation, Thumbnail page view, Bookmark pages, Offline reading sync

**Features:** Vision Pro support

**In-app purchases:** none


### Z21Updater

[App page](https://appshunter.io/ios/app/z21updater/id1463533460)

Easily update your Z21, z21, z21start, and smartRail devices. The app automatically detects connected hardware and fetches the latest firmware directly from the server when online, simplifying the update process.

**Highlights:** Automatic device recognition, Direct server updates, Simple and functional update process, Supports Z21, z21, z21start, smartRail

**In-app purchases:** none


## Frequently asked questions

### Is Exactly free?

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

### Is Z21Updater free?

Z21Updater is free to download, with no in-app purchases.

### Which has better reviews, Exactly or Z21Updater?

Z21Updater is rated higher. Exactly averages 2.2 out of 5 from 14 ratings, while Z21Updater averages 5.0 from 1 ratings.

### Do Exactly or Z21Updater have ads?

Neither Exactly nor Z21Updater shows ads.

### Which is updated more often, Exactly or Z21Updater?

Exactly ships an update every 5 months, and Z21Updater every 28 months. Most recently, Exactly was updated on November 6, 2026 and Z21Updater on November 3, 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.*