# Lean AI vs NewLife Protocol

The clearest difference is in-app purchases: NewLife Protocol at none against Lean AI's 14. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lean AI sells 14 in-app purchases, starting at $0.99 per 7 days. NewLife Protocol asks for nothing beyond the download.

Lean AI ships an update every 3 days, NewLife Protocol weekly. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Lean AI | NewLife Protocol |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (84 ratings)](https://appshunter.io/ios/app/lean-ai-calorie-tracker/id6737275965/reviews)** | — |
| Number of ratings | **84** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 69 MB | 42 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AI Star LLC](https://appshunter.io/developer/1775701825) | [Benjamin McDonald](https://appshunter.io/developer/1894593473) |

## What reviewers say

### Lean AI

[App page](https://appshunter.io/ios/app/lean-ai-calorie-tracker/id6737275965)

Effortlessly track your nutrition and fitness with AI-powered meal analysis. Snap photos of your food or describe your meals for instant calorie and macro breakdowns. Log workouts to monitor your progress and simplify your health journey.

**Highlights:** Snap photos to track macros, Scan barcodes for nutrition info, Describe meals for AI analysis, Log weightlifting and cardio workouts, AI-powered nutrition estimation, Featured on TikTok

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access for 1 Week | $0.99 | per 7 days |
| All Access for 1 Week | $5.99 | per 7 days |
| All Access for 1 Week | $7.99 | per 7 days |
| All access | $7.99 | per 7 days |
| All access | $7.99 | per 7 days |
| All Access for 1 Month | $9.99 | per month |
| All access for 1 Month | $14.99 | per month |
| All access for 1 Year | $19.99 | per year |
| All Access for 1 Year | $29.99 | per year |
| All Access for 1 Year | $29.99 | per year |
| All Access for 1 Year | $29.99 | per year |
| All Access for 1 Year | $39.99 | per year |
| All Access for 1 Year | $49.99 | per year |
| All Access for 1 Year | $49.99 | per year |


### NewLife Protocol

[App page](https://appshunter.io/ios/app/newlife-protocol/id6762539865)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Lean AI free?

Lean AI is free to download, with in-app purchases available.

### Is NewLife Protocol free?

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

### Do Lean AI or NewLife Protocol have ads?

Neither Lean AI nor NewLife Protocol shows ads.

### Which is updated more often, Lean AI or NewLife Protocol?

Lean AI ships an update every 3 days, and NewLife Protocol weekly. Most recently, Lean AI was updated on October 13, 2026 and NewLife Protocol on October 9, 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.*