# DQS Mobile vs KOR (Keep On Rolling)

The clearest difference is in-app purchases: KOR (Keep On Rolling) at none against DQS Mobile's 2. KOR (Keep On Rolling) also leads on ads (none vs shown) and rating (5.0 vs 4.7). DQS Mobile's advantage is ratings volume (167 vs 2). On price, device support and iOS requirement there is nothing between them.

Both are free to download. DQS Mobile sells 2 in-app purchases, starting at $2.99 per month. KOR (Keep On Rolling) asks for nothing beyond the download.

KOR (Keep On Rolling) holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: DQS Mobile has 167 ratings behind it against 2, so its average is the more settled of the two.

DQS Mobile ships an update every 2 months, KOR (Keep On Rolling) monthly. The most recent releases landed on October 8, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | DQS Mobile | KOR (Keep On Rolling) |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (167 ratings)](https://appshunter.io/ios/app/dqs-mobile/id906923731/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kor-keep-on-rolling/id1599601993/reviews)** |
| Number of ratings | **167** | 2 |
| Positive reviews | 79.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Subscription | **Free** |
| Size | 45 MB | 87 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jackson Forge Studios LLC](https://appshunter.io/developer/1704498376) | [Mason Tuft](https://appshunter.io/developer/1599601995) |

## What reviewers say

### DQS Mobile

[App page](https://appshunter.io/ios/app/dqs-mobile/id906923731)

Calculate your daily Diet Quality Score (DQS) based on food consumption. Track your progress with graphs of DQS, weight, and body fat over time. Set personal goals for weight, body fat, and DQS.

**Highlights:** Calculate daily Diet Quality Score (DQS), Log food servings by category, Track weight and body fat percentage, View progress graphs (DQS, weight, body fat), Set target DQS, weight, and body fat, Save DQS data over time

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DQS Pro Monthly | $2.99 | per month |
| DQS Pro Yearly | $24.99 | per year |

**What reviewers like**

- 👍 Simple and intuitive user interface
- 🎯 Effective diet quality tracking without calorie counting
- ⚡ Quick and easy daily logging
- 📊 Holistic approach to nutrition and health
- 🎮 Gamified scoring system encourages healthy choices

**What reviewers complain about**

- 🐛 Frequent crashes and stability issues
- 🔐 Login and password reset problems
- ❌ Data saving failures
- ⚙️ Configuration errors (RevenueCat issues)
- 🔄 Day navigation requires app restart

**Reported bugs**

- App crashes on startup
- Unable to add measurements without crashing
- Day navigation broken without restart
- Weight log only accepts body fat percentage
- Password reset email not triggered

**Requested features**

- Separate logging by meal (breakfast, lunch, dinner, snack)
- Notes or comments section for daily entries
- Color-coding for different meals
- Apple Health integration
- Searchable food database with category suggestions


### KOR (Keep On Rolling)

[App page](https://appshunter.io/ios/app/kor-keep-on-rolling/id1599601993)

This app uses complex algorithms to calculate wear and tear on your bicycle based on logged mileage from Strava. It's available for free to users who patronize participating shops.

**Highlights:** Bike wear and tear calculation, Strava integration, Mileage logging, Free for users of participating shops

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DQS Mobile free?

DQS Mobile is free to download, with in-app purchases available.

### Is KOR (Keep On Rolling) free?

KOR (Keep On Rolling) is free to download, with no in-app purchases.

### Which has better reviews, DQS Mobile or KOR (Keep On Rolling)?

KOR (Keep On Rolling) is rated higher. DQS Mobile averages 4.7 out of 5 from 167 ratings, while KOR (Keep On Rolling) averages 5.0 from 2 ratings.

### Do DQS Mobile or KOR (Keep On Rolling) have ads?

DQS Mobile shows ads; KOR (Keep On Rolling) does not.

### Which is updated more often, DQS Mobile or KOR (Keep On Rolling)?

DQS Mobile ships an update every 2 months, and KOR (Keep On Rolling) monthly. Most recently, DQS Mobile was updated on October 8, 2026 and KOR (Keep On Rolling) on September 17, 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.*