# DietSensor Nash vs HL7 CRAYFISH

The clearest difference is in-app purchases: HL7 CRAYFISH at none against DietSensor Nash's 9. DietSensor Nash's advantage is iOS requirement (13.0 vs 17.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. DietSensor Nash sells 8 in-app purchases, starting at $29.99 per 3 months. HL7 CRAYFISH asks for nothing beyond the download.

DietSensor Nash ships an update every 6 weeks, HL7 CRAYFISH every 2 months. The most recent releases landed on October 24, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | DietSensor Nash | HL7 CRAYFISH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (23 ratings)](https://appshunter.io/ios/app/dietsensor-nash/id6444882892/reviews)** | — |
| Number of ratings | **23** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 397 MB | 4 MB |
| Requires iOS | **13.0** | 17.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [DietSensor, Inc.](https://appshunter.io/developer/1101290387) | [NOBORU HORIKOSHI](https://appshunter.io/developer/1797085962) |

## What reviewers say

### DietSensor Nash

[App page](https://appshunter.io/ios/app/dietsensor-nash/id6444882892)

Manage and potentially reverse Non-Alcoholic Fatty Liver Disease (NAFLD/NASH) through personalized nutrition plans and AI-guided dietary advice. Learn about liver health, create liver-friendly meals, and reprogram your metabolism for better health and weight management.

**Highlights:** AI-based dietitian guidance, Personalized nutrition plans, Liver-friendly meal creation, Metabolism reprogramming, Cravings and snacking reduction, NASH-friendly grocery lists and recipes, Daily advice and recovery journey tracking

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 months Premium | $29.99 | per 3 months |
| 1 year premium | $39.99 | per year |
| Premium 1 month | $39.99 | per month |
| 1 year Premium | $49.99 | per year |
| 1 year Premium | $49.99 | per year |
| 1 year Premium | $49.99 | per year |
| Premium 3 Months | $59.99 | per 3 months |
| Premium 1 year | $99.99 | per year |


### HL7 CRAYFISH

[App page](https://appshunter.io/ios/app/hl7-crayfish/id6742149862)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DietSensor Nash free?

DietSensor Nash is free to download, with in-app purchases available.

### Is HL7 CRAYFISH free?

HL7 CRAYFISH is free to download, with no in-app purchases.

### Do DietSensor Nash or HL7 CRAYFISH have ads?

Neither DietSensor Nash nor HL7 CRAYFISH shows ads.

### Which is updated more often, DietSensor Nash or HL7 CRAYFISH?

DietSensor Nash ships an update every 6 weeks, and HL7 CRAYFISH every 2 months. Most recently, DietSensor Nash was updated on October 24, 2026 and HL7 CRAYFISH on October 2, 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.*