# Time.is vs Satellite Tracker by Star Walk

The clearest difference is price: Satellite Tracker by Star Walk at Free against Time.is's $1.99. Satellite Tracker by Star Walk also leads on ratings volume (70K vs 38) and chart position (#193 vs unranked). Time.is's advantage is in-app purchases (none vs 10) and ads (none vs shown). On rating there is nothing between them.

Satellite Tracker by Star Walk is free to download; Time.is costs $1.99 up front. Satellite Tracker by Star Walk sells 10 in-app purchases, starting at $0.49 per month. Time.is asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Time.is against 4.6 for Satellite Tracker by Star Walk. That said, the two scores are not equally well evidenced: Satellite Tracker by Star Walk has 70K ratings behind it against 38, so its average is the more settled of the two. Written reviews are what separate them: 68% of Time.is's written reviews are positive against 58% of Satellite Tracker by Star Walk's.

Time.is ships an update every 3 weeks, Satellite Tracker by Star Walk every 2 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Time.is | Satellite Tracker by Star Walk |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.5 (38 ratings)](https://appshunter.io/ios/app/timeis/id857189816/reviews) | **[4.6 (70K ratings)](https://appshunter.io/ios/app/satellite-tracker-by-star-walk/id1248172706/reviews)** |
| Number of ratings | 38 | **70K** |
| Positive reviews | **67.6% of reviews** | 57.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#193** |
| Size | 11 MB | 331 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Even Scharning](https://appshunter.io/developer/675560061) | [Vito Technology Inc.](https://appshunter.io/developer/289641503) |

## What reviewers say

### Time.is

[App page](https://appshunter.io/ios/app/timeis/id857189816)

Get the exact current time for any time zone with high accuracy, synchronized to atomic clocks. Features include instant time conversion, a world clock with millions of locations, and an up-to-date time zone database. It also provides sunrise/sunset times, day length, and a calendar with interval calculations.

**Highlights:** Atomic clock synchronization, Instant time conversion, World clock with 7 million locations, Up-to-date time zone database, Sunrise/sunset and day length, Calendar with interval calculation

**In-app purchases:** none

**What reviewers like**

- ✨ Accurate time display
- 🌍 Global time zone support
- 👍 Intuitive interface design
- ⏱️ Precise second-level timing
- 💻 Useful website counterpart

**What reviewers complain about**

- ❌ Incompatible with newer iPads/iOS
- 🐛 Frequent bugs and glitches
- 💸 Not worth the price
- ⏳ Lack of recent updates
- 🖱️ Poor navigation/usability issues

**Reported bugs**

- Doesn't work on iPads/iOS
- App crashes
- Cannot add countries
- Cannot scroll
- Location detection issues

**Requested features**

- iPhone version
- Update for new iOS/iPadOS
- Customization options (e.g., hundredths of a second)
- Ability to delete locations
- Alarm activation outside the app


### Satellite Tracker by Star Walk

[App page](https://appshunter.io/ios/app/satellite-tracker-by-star-walk/id1248172706)

**Currently charting:** #193 Top Grossing · Reference (US App Store)

Track satellites in real-time, including the ISS and Starlink. Get predictions for upcoming passes and set alerts. Explore satellite orbits and trajectories with various viewing modes.

**Highlights:** Real-time satellite tracking, Satellite flyby timer, Pass predictions, Customizable location, Fly-with-satellite view, Satellite orbit over Earth

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Real Time Satellite Tracking | $0.49 | per month |
| Satellite Tracker Premium: 1m | $0.99 | per month |
| Real Time Satellite Tracking | $0.99 | per 3 months |
| Satellite Tracker Premium: 1m | $1.99 | per month |
| Satellite Tracker Premium: 1m | $1.99 | per month |
| Satellite Tracker Premium: 1y | $5.99 | per year |
| Satellite Tracker Premium: 1y | $7.99 | per year |
| Satellite Tracker Premium: 1y | $7.99 | per year |
| Lifetime Premium Access Sale | $4.99 | one-time |
| Lifetime Premium Access | $9.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 🔭 Excellent for tracking ISS
- 🌍 Impressive 3D graphics
- 👍 Helpful for stargazing with kids
- 🔍 Useful for identifying satellites

**What reviewers complain about**

- 💰 Subscription model too restrictive
- 🔍 Limited satellite tracking options
- 🕰️ Inaccurate pass timing notifications
- 🔌 Requires internet connection
- 🔍 Difficult to find and track specific satellites

**Reported bugs**

- Unsubscribe button not working
- Compass issues causing incorrect orientation
- Occasional crashes and freezes

**Requested features**

- Add more satellite tracking options
- Improve pass timing accuracy
- Provide offline mode for remote use
- Allow tracking of HAM radio satellites
- Add more detailed satellite information


## Frequently asked questions

### Is Time.is free?

Time.is costs $1.99, with no in-app purchases.

### Is Satellite Tracker by Star Walk free?

Satellite Tracker by Star Walk is free to download, with in-app purchases available.

### Which has better reviews, Time.is or Satellite Tracker by Star Walk?

Satellite Tracker by Star Walk is rated higher. Time.is averages 4.5 out of 5 from 38 ratings, while Satellite Tracker by Star Walk averages 4.6 from 70K ratings.

### Do Time.is or Satellite Tracker by Star Walk have ads?

Satellite Tracker by Star Walk shows ads; Time.is does not.

### Which is updated more often, Time.is or Satellite Tracker by Star Walk?

Time.is ships an update every 3 weeks, and Satellite Tracker by Star Walk every 2 months. Most recently, Time.is was updated on November 1, 2026 and Satellite Tracker by Star Walk on November 4, 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.*