# KIRO vs Feby

The clearest difference is in-app purchases: KIRO at none against Feby's 4. KIRO also leads on ratings volume (25 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Feby sells 4 in-app purchases, starting at $7.99 per month. KIRO asks for nothing beyond the download.

Feby holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: KIRO has 25 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 95% of KIRO's written reviews are positive against 100% of Feby's.

KIRO ships an update every 2 weeks, Feby weekly. The most recent releases landed on October 27, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | KIRO | Feby |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (25 ratings)](https://appshunter.io/ios/app/kiro-chiropractic-adjustments/id6475482372/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/feby/id6751903508/reviews)** |
| Number of ratings | **25** | 1 |
| Positive reviews | 94.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Subscription | **Freemium** |
| Size | 75 MB | 48 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Kiro Health, Inc.](https://appshunter.io/developer/1724222343) | [Push Labs](https://appshunter.io/developer/1704685245) |

## What reviewers say

### KIRO

[App page](https://appshunter.io/ios/app/kiro-chiropractic-adjustments/id6475482372)

Access advanced chiropractic care with affordable monthly memberships. Book appointments, view health records, and track your progress across multiple NYC studios. Receive personalized treatment from licensed chiropractors.

**Highlights:** Monthly membership for unlimited visits, Nervous system scans, Access to all studios, Appointment booking and management, Health record viewing, Personalized chiropractic care

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

**In-app purchases:** none


### Feby

[App page](https://appshunter.io/ios/app/feby/id6751903508)

This AI-powered tool analyzes your food intake to provide nutritional insights. It helps you understand the health impact of your meals and make informed dietary choices. Achieve your wellness goals with personalized guidance.

**Highlights:** AI nutritional analysis, Food intake tracking, Dietary insights, Personalized guidance, Wellness goal support

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $7.99 | per month |
| Premium Yearly | $29.99 | per year |
| Premium Monthly | $7.99 | one-time |
| Premium Yearly | $29.99 | one-time |


## Frequently asked questions

### Is KIRO free?

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

### Is Feby free?

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

### Which has better reviews, KIRO or Feby?

Feby is rated higher. KIRO averages 4.8 out of 5 from 25 ratings, while Feby averages 5.0 from 1 ratings.

### Do KIRO or Feby have ads?

Neither KIRO nor Feby shows ads.

### Which is updated more often, KIRO or Feby?

KIRO ships an update every 2 weeks, and Feby weekly. Most recently, KIRO was updated on October 27, 2026 and Feby on October 18, 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.*