# Simple Time Converter vs Gregor

The clearest difference is in-app purchases: Simple Time Converter at none against Gregor's 4. Simple Time Converter also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). Gregor's advantage is update cadence (weekly vs every 3 weeks). On price and ads there is nothing between them.

Both are free to download. Gregor sells 4 one-off in-app purchases. Simple Time Converter asks for nothing beyond the download.

Simple Time Converter ships an update every 3 weeks, Gregor weekly. Both last shipped on October 31, 2026.

## The numbers

| Metric | Simple Time Converter | Gregor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-time-converter/id6761152152/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 2 MB | 11 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | +4 |
| Developer | [Irene Ryu](https://appshunter.io/developer/1888045148) | [Daniel Marques](https://appshunter.io/developer/1072022079) |

## What reviewers say

### Simple Time Converter

[App page](https://appshunter.io/ios/app/simple-time-converter/id6761152152)

This lightweight utility app performs simple time conversions without accessing any user data. Its core function is a straightforward algorithm for converting time values.

**Highlights:** Time conversion algorithm, Lightweight design, No user data access, Simple interface

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

**In-app purchases:** none


### Gregor

[App page](https://appshunter.io/ios/app/gregor/id6790209828)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $2.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |
| Lifetime Supporter | $24.99 | one-time |


## Frequently asked questions

### Is Simple Time Converter free?

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

### Is Gregor free?

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

### Do Simple Time Converter or Gregor have ads?

Neither Simple Time Converter nor Gregor shows ads.

### Which is updated more often, Simple Time Converter or Gregor?

Simple Time Converter ships an update every 3 weeks, and Gregor weekly. Most recently, Simple Time Converter was updated on October 31, 2026 and Gregor on October 31, 2026.

---

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