# Date Formatter vs Stealth Contacts

The clearest difference is in-app purchases: Date Formatter at none against Stealth Contacts's 3. Date Formatter also leads on iOS requirement (11.0 vs 18.0). Stealth Contacts's advantage is update cadence (monthly vs every 29 months). On price, ads and device support there is nothing between them.

Both are free to download. Stealth Contacts sells 3 in-app purchases, starting at $0.99 per month. Date Formatter asks for nothing beyond the download.

Date Formatter ships an update every 29 months, Stealth Contacts monthly. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Date Formatter | Stealth Contacts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/date-formatter/id949590319/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 29 months | **Monthly** |
| Monetization | Free | — |
| Size | 13 MB | 9 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Honghao Zhang](https://appshunter.io/developer/837207887) | [Sftwrfactory LLC](https://appshunter.io/developer/302865251) |

## What reviewers say

### Date Formatter

[App page](https://appshunter.io/ios/app/date-formatter/id949590319)

This utility helps developers easily test and understand date and time format strings. It allows for setting custom dates, time zones, and supports over 689 locales for localized formatting.

**Highlights:** Test any date/time, Set different time zones, Support for 689+ locales, Quick guide with examples, Detailed reference for format symbols

**Features:** macOS Compatibility

**In-app purchases:** none


### Stealth Contacts

[App page](https://appshunter.io/ios/app/stealth-contacts/id6760033667)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stealth Contacts Monthly | $0.99 | per month |
| Stealth Contacts Yearly | $9.99 | per year |
| Stealth Contacts Lifetime | $17.99 | one-time |


## Frequently asked questions

### Is Date Formatter free?

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

### Is Stealth Contacts free?

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

### Do Date Formatter or Stealth Contacts have ads?

Neither Date Formatter nor Stealth Contacts shows ads.

### Which is updated more often, Date Formatter or Stealth Contacts?

Date Formatter ships an update every 29 months, and Stealth Contacts monthly. Most recently, Date Formatter was updated on November 1, 2026 and Stealth Contacts 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.*