# Time.C vs Vellen

The clearest difference is in-app purchases: Time.C at none against Vellen's 10. Time.C also leads on iOS requirement (13.0 vs 15.0). Vellen's advantage is update cadence (weekly vs every 10 months). On price, ads and device support there is nothing between them.

Both are free to download. Vellen sells 10 one-off in-app purchases. Time.C asks for nothing beyond the download.

Time.C ships an update every 10 months, Vellen weekly. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Time.C | Vellen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/timec/id1523312991/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Weekly** |
| Monetization | Free | — |
| Size | 38 MB | 147 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [IEVA](https://appshunter.io/developer/1432581392) | [DILAN YALCIN](https://appshunter.io/developer/6796712416) |

## What reviewers say

### Time.C

[App page](https://appshunter.io/ios/app/timec/id1523312991)

This app combines traditional watchmaking with advanced sensor technology to measure various environmental and personal metrics. It monitors physical activity, heart rate, and skin temperature, while also detecting indoor pollution, ambient conditions, and light levels.

**Highlights:** Heart rate monitoring, Physical activity recognition, Indoor pollution detection (CO2, VOC), Ambient condition measurement (temperature, humidity, light, noise), UV index measurement, Sound-level meter

**In-app purchases:** none


### Vellen

[App page](https://appshunter.io/ios/app/vellen-real-advisors/id6796712413)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5-Minute Live Session | $119.99 | one-time |
| 5-Minute Live Session | $124.99 | one-time |
| 5-Minute Live Session | $129.99 | one-time |
| 10-Minute Live Session | $239.99 | one-time |
| 10-Minute Live Session | $249.99 | one-time |
| 10-Minute Live Session | $259.99 | one-time |
| 15-Minute Live Session | $344.99 | one-time |
| 15-Minute Live Session | $359.99 | one-time |
| 15-Minute Live Session | $374.99 | one-time |
| 15-Minute Live Session | $389.99 | one-time |


## Frequently asked questions

### Is Time.C free?

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

### Is Vellen free?

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

### Do Time.C or Vellen have ads?

Neither Time.C nor Vellen shows ads.

### Which is updated more often, Time.C or Vellen?

Time.C ships an update every 10 months, and Vellen weekly. Most recently, Time.C was updated on November 3, 2026 and Vellen on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*