# DietSensor Oncology vs Proof

The clearest difference is in-app purchases: Proof at none against DietSensor Oncology's 9. DietSensor Oncology's advantage is update cadence (every 2 months vs every 29 months). On price, ads, device support and iOS requirement there is nothing between them.

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

DietSensor Oncology ships an update every 2 months, Proof every 29 months. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | DietSensor Oncology | Proof |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/dietsensor-oncology/id6444870734/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 29 months |
| Monetization | Free with in-app purchases | — |
| Size | 398 MB | 7 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [DietSensor, Inc.](https://appshunter.io/developer/1101290387) | [Naouar EL Houti](https://appshunter.io/developer/1718439044) |

## What reviewers say

### DietSensor Oncology

[App page](https://appshunter.io/ios/app/dietsensor-oncology/id6444870734)

This app offers personalized nutrition guidance and food strategies to help manage cancer treatment side effects like nausea and loss of appetite. It provides meal suggestions, recipes, and portion control advice to maintain a healthy weight and strengthen the immune system during recovery.

**Highlights:** Side effect-specific food strategies, Personalized meal and recipe suggestions, Glycemic peak monitoring, Portion control for calorie and macronutrient intake, Daily recipes, menus, and shopping lists, Activity tracking, Dietitian chat support

**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 |


### Proof

[App page](https://appshunter.io/ios/app/proof/id6473114558)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DietSensor Oncology free?

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

### Is Proof free?

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

### Do DietSensor Oncology or Proof have ads?

Neither DietSensor Oncology nor Proof shows ads.

### Which is updated more often, DietSensor Oncology or Proof?

DietSensor Oncology ships an update every 2 months, and Proof every 29 months. Most recently, DietSensor Oncology was updated on October 7, 2026 and Proof 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.*