# Radio Pulsars vs Vision Satellites

The clearest difference is update cadence: Vision Satellites at every 6 days against Radio Pulsars's every 8 months. Vision Satellites also leads on device support (4 vs 2). Radio Pulsars's advantage is price ($0.99 vs $1.99) and iOS requirement (15.2 vs 26.0). On ads and in-app purchases there is nothing between them.

Radio Pulsars costs $0.99 and Vision Satellites $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Radio Pulsars ships an update every 8 months, Vision Satellites every 6 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Radio Pulsars | Vision Satellites |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/radio-pulsars/id1638448107/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 6 days** |
| Monetization | Paid | — |
| Size | 3 MB | 112 MB |
| Requires iOS | **15.2** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [萌 于](https://appshunter.io/developer/1591520621) | [Marcel Wlotzka](https://appshunter.io/developer/1164809881) |

## What reviewers say

### Radio Pulsars

[App page](https://appshunter.io/ios/app/radio-pulsars/id1638448107)

Explore the universe of pulsars with this app, which turns your iPhone into a virtual radio telescope. Discover and observe 85 unique pulsars, including glitching ones and famous celestial objects, offering an engaging educational experience for astronomy enthusiasts.

**Highlights:** Virtual radio telescope simulation, Observe 85 unique pulsars, Learn about glitching pulsars, Explore iconic pulsar examples, Educational astronomy content, iPhone and iPod Touch compatible

**In-app purchases:** none


### Vision Satellites

[App page](https://appshunter.io/ios/app/vision-satellites/id6769425689)

**In-app purchases:** none


## Frequently asked questions

### Is Radio Pulsars free?

Radio Pulsars costs $0.99, with no in-app purchases.

### Is Vision Satellites free?

Vision Satellites costs $1.99, with no in-app purchases.

### Do Radio Pulsars or Vision Satellites have ads?

Neither Radio Pulsars nor Vision Satellites shows ads.

### Which is updated more often, Radio Pulsars or Vision Satellites?

Radio Pulsars ships an update every 8 months, and Vision Satellites every 6 days. Most recently, Radio Pulsars was updated on November 3, 2026 and Vision Satellites on October 31, 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.*