# Mum Button by Renault vs Era Workshop

The clearest difference is update cadence: Mum Button by Renault at every 2 weeks against Era Workshop's every 4 months. Mum Button by Renault also leads on iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mum Button by Renault ships an update every 2 weeks, Era Workshop every 4 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Mum Button by Renault | Era Workshop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/mum-button-by-renault/id1377637088/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free | — |
| Size | 16 MB | 35 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Renault](https://appshunter.io/developer/371642579) | [Shanghai Sunrise Chime Technology Co., Ltd.](https://appshunter.io/developer/1809164286) |

## What reviewers say

### Mum Button by Renault

[App page](https://appshunter.io/ios/app/mum-button-by-renault/id1377637088)

This app pairs with a physical button to send a pre-set SMS to a chosen contact upon arrival at your destination. It allows users to set up the recipient and personalize the message for peace of mind.

**Highlights:** Send arrival SMS with one click, Set up and personalize messages, Choose a designated recipient, Pair with a physical connected button, Reassure loved ones of your arrival

**Features:** macOS Compatibility

**In-app purchases:** none


### Era Workshop

[App page](https://appshunter.io/ios/app/era-workshop-custom-time/id6749497816)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mum Button by Renault free?

Mum Button by Renault is free to download, with no in-app purchases.

### Is Era Workshop free?

Era Workshop is free to download, with no in-app purchases.

### Do Mum Button by Renault or Era Workshop have ads?

Neither Mum Button by Renault nor Era Workshop shows ads.

### Which is updated more often, Mum Button by Renault or Era Workshop?

Mum Button by Renault ships an update every 2 weeks, and Era Workshop every 4 months. Most recently, Mum Button by Renault was updated on October 14, 2026 and Era Workshop on October 11, 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.*