# Rivvy vs KDM Reader

The clearest difference is rating: KDM Reader at 5.0 against Rivvy's 1.0. KDM Reader also leads on ads (none vs shown) and monetization model (free vs ad-supported). Rivvy's advantage is iOS requirement (14.0 vs 16.0). On price, ratings volume, update cadence 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.

KDM Reader holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Rivvy ships an update every 2 weeks, KDM Reader every 3 weeks. Both last shipped on October 10, 2026.

## The numbers

| Metric | Rivvy | KDM Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/rivvy/id6443904127/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kdm-reader/id6476420239/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 119 MB | 1 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Novvia LLC](https://appshunter.io/developer/1402076437) | [Center Point Post](https://appshunter.io/developer/1726641663) |

## What reviewers say

### Rivvy

[App page](https://appshunter.io/ios/app/rivvy/id6443904127)

Connect with other owners and enthusiasts of a specific electric vehicle brand. Track important vehicle details and discover more about your car. Engage in a community focused on shared interests.

**Highlights:** Vehicle detail tracking, Learn about your vehicle, Connect with other owners, Community interaction, Enthusiast engagement

**Features:** macOS Compatibility

**In-app purchases:** none


### KDM Reader

[App page](https://appshunter.io/ios/app/kdm-reader/id6476420239)

Easily verify KDM validity times, content version, and target DCP player. View information in your local timezone or UTC.

**Highlights:** Verify KDM validity times, Check content version, Identify target DCP player, View in local timezone, View in UTC

**In-app purchases:** none


## Frequently asked questions

### Is Rivvy free?

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

### Is KDM Reader free?

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

### Which has better reviews, Rivvy or KDM Reader?

KDM Reader is rated higher. Rivvy averages 1.0 out of 5 from 2 ratings, while KDM Reader averages 5.0 from 1 ratings.

### Do Rivvy or KDM Reader have ads?

Rivvy shows ads; KDM Reader does not.

### Which is updated more often, Rivvy or KDM Reader?

Rivvy ships an update every 2 weeks, and KDM Reader every 3 weeks. Most recently, Rivvy was updated on October 10, 2026 and KDM Reader on October 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.*