# Contact Mailer vs Week Numbers

The clearest difference is review sentiment: Week Numbers at 43% against Contact Mailer's 0%. Week Numbers also leads on rating (3.0 vs 1.0) and update cadence (every 3 months vs every 29 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Contact Mailer costs $0.99 and Week Numbers $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Week Numbers holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 0% of Contact Mailer's written reviews are positive against 43% of Week Numbers's.

Contact Mailer ships an update every 29 months, Week Numbers every 3 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Contact Mailer | Week Numbers |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/contact-mailer/id292238121/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/week-numbers-pro/id737703791/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | **42.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 29 months | **Every 3 months** |
| Monetization | Paid | Paid |
| Size | 1 MB | 3 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Piet Jonas](https://appshunter.io/developer/288060167) | [Devart B.V.](https://appshunter.io/developer/340386788) |

## What reviewers say

### Contact Mailer

[App page](https://appshunter.io/ios/app/contact-mailer/id292238121)

Easily create an email pre-filled with selected contact information. Choose a contact, pick the details you wish to share, and generate an email draft to send.

**Highlights:** Select contacts from address book, Choose specific contact details to send, Generate pre-filled email drafts, Opens native email application

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

**In-app purchases:** none


### Week Numbers

[App page](https://appshunter.io/ios/app/week-numbers-pro/id737703791)

This app displays the current week number on your device's icon badge and widget. It can also insert week numbers as all-day events into your calendar, supporting a wide range of years and custom configurations. Easily manage and remove entries with its unique cleaner tool.

**Highlights:** Icon badge and widget display, Insert week numbers into calendar, Supports ISO, US, and custom formats, Year 1-10,000 support, Calendar sync (iCal, Google, Outlook), Unique 'Cleaner' tool for entry removal

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

**In-app purchases:** none


## Frequently asked questions

### Is Contact Mailer free?

Contact Mailer costs $0.99, with no in-app purchases.

### Is Week Numbers free?

Week Numbers costs $0.99, with no in-app purchases.

### Which has better reviews, Contact Mailer or Week Numbers?

Week Numbers is rated higher. Contact Mailer averages 1.0 out of 5 from 1 ratings, while Week Numbers averages 3.0 from 2 ratings.

### Do Contact Mailer or Week Numbers have ads?

Neither Contact Mailer nor Week Numbers shows ads.

### Which is updated more often, Contact Mailer or Week Numbers?

Contact Mailer ships an update every 29 months, and Week Numbers every 3 months. Most recently, Contact Mailer was updated on October 23, 2026 and Week Numbers on October 24, 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.*