# SkySafari vs Peptide1

The clearest difference is price: Peptide1 at Free against SkySafari's $6.99. Peptide1 also leads on in-app purchases (none vs 3) and update cadence (every 6 days vs monthly). SkySafari's advantage is ratings volume (18K vs 1) and chart position (#12 vs unranked). On ads, monetization model, device support and iOS requirement there is nothing between them.

Peptide1 is free to download; SkySafari costs $6.99 up front. SkySafari sells 3 in-app purchases, starting at $3.99 per month. Peptide1 asks for nothing beyond the download.

Peptide1 holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: SkySafari has 18K ratings behind it against 1, so its average is the more settled of the two.

SkySafari ships an update monthly, Peptide1 every 6 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SkySafari | Peptide1 |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [4.7 (18K ratings)](https://appshunter.io/ios/app/skysafari/id1257281849/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/peptide1/id6773567546/reviews)** |
| Number of ratings | **18K** | 1 |
| Positive reviews | 63.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free with in-app purchases | Freemium |
| Best chart rank | **#12** | — |
| Size | 859 MB | 6 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Simulation Curriculum Corp.](https://appshunter.io/developer/791341744) | [Peptide1 LLC](https://appshunter.io/developer/6773567548) |

## What reviewers say

### SkySafari

[App page](https://appshunter.io/ios/app/skysafari/id1257281849)

**Currently charting:** #12 Top Paid · Reference (US App Store)

This powerful pocket planetarium helps you explore the night sky. Identify celestial objects by pointing your device, view astrophotography, and plan your stargazing with real-time visibility information. Offers guided tours and pronunciation guides for a comprehensive learning experience.

**Highlights:** Point and identify stars, planets, and constellations, Explore astrophotography in the Image Gallery, View real-time sky visibility in 'Sky Tonight', Simulate the sky across time and locations, Access guided audio tours and pronunciation guides, Night Vision mode for dark observation

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SkySafari Premium | $3.99 | per month |
| SkySafari Premium | $29.99 | per year |
| Apollo Lunar Missions | Free | one-time |

**What reviewers like**

- 👍 User-friendly
- 🚀 Accurate sky mapping
- 🌌 Detailed information on celestial objects
- 💡 Helpful for stargazing and astronomy
- 🔭 Useful for telescope owners

**What reviewers complain about**

- 🐛 Occasional crashes and glitches
- 🤑 Excessive upselling and in-app purchases
- 🤯 Confusing version and feature differences
- 🙄 Intrusive notifications and sounds
- 🤔 Difficult to use some features

**Reported bugs**

- Compass not working correctly
- Disappearing or missing objects
- Time travel feature issues
- Compatibility problems with newer iOS versions

**Requested features**

- Dark mode option
- Ability to hide toolbar and UI elements
- More customization options
- Improved telescope integration
- Better comet and new object tracking


### Peptide1

[App page](https://appshunter.io/ios/app/peptide1/id6773567546)

This app provides an educational reference for peptides, supplements, and hormones, organizing published data on compounds. It includes calculators for dosing and reconstitution, an AI reference tool, and personal tracking features. It is strictly for informational and educational purposes for adults.

**Highlights:** Compound library with 180+ entries, Dosing and reconstitution calculators, AI educational reference tool, Personal tracking and logging, Interaction and contraindication checks, Siri and Spotlight integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkySafari free?

SkySafari costs $6.99, and also offers in-app purchases.

### Is Peptide1 free?

Peptide1 is free to download, with no in-app purchases.

### Which has better reviews, SkySafari or Peptide1?

Peptide1 is rated higher. SkySafari averages 4.7 out of 5 from 18K ratings, while Peptide1 averages 5.0 from 1 ratings.

### Do SkySafari or Peptide1 have ads?

Neither SkySafari nor Peptide1 shows ads.

### Which is updated more often, SkySafari or Peptide1?

SkySafari ships an update monthly, and Peptide1 every 6 days. Most recently, SkySafari was updated on October 29, 2026 and Peptide1 on October 25, 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.*