# Kairon vs Planetary Guide

The clearest difference is update cadence: Planetary Guide at weekly against Kairon's every 3 months. Kairon's advantage is iOS requirement (15.6 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Kairon costs $9.99 and Planetary Guide $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kairon ships an update every 3 months, Planetary Guide weekly. The most recent releases landed on September 23, 2026 and July 16, 2026 respectively.

## The numbers

| Metric | Kairon | Planetary Guide |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | **[3.0 (8 ratings)](https://appshunter.io/ios/app/kairon/id337746926/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 50.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Paid | — |
| Size | 37 MB | 7 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kairon K.S.](https://appshunter.io/developer/337746929) | [Allyson Jane Bunting](https://appshunter.io/developer/1745521704) |

## What reviewers say

### Kairon

[App page](https://appshunter.io/ios/app/kairon/id337746926)

This app provides precise astrological calculations without interpretations. It offers extensive customization for house systems, aspects, and celestial bodies, with a wide range of charting methods and zodiacs. Users can cast charts for a vast historical period and view detailed positional data.

**Highlights:** Precise astrological calculations, 26 house systems, 29 Anayamsas, 23 Aspects plus parallel, Extensive ephemeris data, Multiple zodiac and chart types, Synastry, Composite, Transits, Progressions

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

**In-app purchases:** none


### Planetary Guide

[App page](https://appshunter.io/ios/app/planetary-guide/id6502454896)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kairon free?

Kairon costs $9.99, with no in-app purchases.

### Is Planetary Guide free?

Planetary Guide costs $9.99, with no in-app purchases.

### Do Kairon or Planetary Guide have ads?

Neither Kairon nor Planetary Guide shows ads.

### Which is updated more often, Kairon or Planetary Guide?

Kairon ships an update every 3 months, and Planetary Guide weekly. Most recently, Kairon was updated on September 23, 2026 and Planetary Guide on July 16, 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.*