# VisualAstro vs Knowe Astro：Birth Chart

The clearest difference is monetization model: VisualAstro at free against Knowe Astro：Birth Chart's freemium. VisualAstro also leads on ratings volume (5 vs 1). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. VisualAstro sells 9 one-off in-app purchases and Knowe Astro：Birth Chart sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for VisualAstro against 5.0 for Knowe Astro：Birth Chart. That said, the two scores are not equally well evidenced: VisualAstro has 5 ratings behind it against 1, so its average is the more settled of the two.

VisualAstro ships an update every 10 days, Knowe Astro：Birth Chart every 8 days. Both last shipped on September 10, 2026.

## The numbers

| Metric | VisualAstro | Knowe Astro：Birth Chart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/visualastro-astrology/id6745230460/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/knowe-astrobirth-chart/id6752608152/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 8 days** |
| Monetization | **Free** | Freemium |
| Size | 389 MB | 23 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Nelson Jorge Vieira Ramos](https://appshunter.io/developer/1811432813) | [占辉 百](https://appshunter.io/developer/1081455103) |

## What reviewers say

### VisualAstro

[App page](https://appshunter.io/ios/app/visualastro-astrology/id6745230460)

Explore precise astrological analyses with detailed charts, transits, and progressions. Analyze relationships with synastry and composite charts, and delve into vibrational astrology with advanced visualizations. Features include customizable settings and privacy-focused on-device processing.

**Highlights:** Accurate astrological charts, Transit and progression analysis, Synastry and composite charts, Vibrational astrology reports, Interactive chart visualizations, Customizable house systems and orbs, On-device Apple Intelligence processing

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small support donation | $1.99 | one-time |
| Small Donation to the Project | $1.99 | one-time |
| Composite | $3.99 | one-time |
| Vibrational Chart Spectrum | $3.99 | one-time |
| Synastry | $3.99 | one-time |
| Davison Composite Charts | $3.99 | one-time |
| Transits | $8.99 | one-time |
| Progressions | $8.99 | one-time |
| Vibrational Chart Report | $8.99 | one-time |


### Knowe Astro：Birth Chart

[App page](https://appshunter.io/ios/app/knowe-astrobirth-chart/id6752608152)

This app generates detailed natal charts, synastry comparisons, and transit readings. It offers AI-powered interpretations and includes a built-in astrology library for in-depth study. Ideal for both beginners and experienced astrologers seeking a clear workspace.

**Highlights:** Accurate natal and birth charts, Synastry and compatibility analysis, Transit tracking and timing, AI chart interpretation, In-app astrology library, Detailed placement study

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Membership | $4.99 | per month |
| Monthly Ultra Membership | $6.99 | per month |
| Yearly Pro Membership | $19.99 | per year |
| Yearly Ultra Membership | $29.99 | per year |


## Frequently asked questions

### Is VisualAstro free?

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

### Is Knowe Astro：Birth Chart free?

Knowe Astro：Birth Chart is free to download, with in-app purchases available.

### Which has better reviews, VisualAstro or Knowe Astro：Birth Chart?

VisualAstro and Knowe Astro：Birth Chart are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do VisualAstro or Knowe Astro：Birth Chart have ads?

Neither VisualAstro nor Knowe Astro：Birth Chart shows ads.

### Which is updated more often, VisualAstro or Knowe Astro：Birth Chart?

VisualAstro ships an update every 10 days, and Knowe Astro：Birth Chart every 8 days. Most recently, VisualAstro was updated on September 10, 2026 and Knowe Astro：Birth Chart on September 10, 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.*