# Simple Invoice Creator & Maker vs Email Writer & Reply Assistant

The clearest difference is ads: Email Writer & Reply Assistant at none against Simple Invoice Creator & Maker's shown. Email Writer & Reply Assistant also leads on update cadence (every 3 weeks vs every 3 months). Simple Invoice Creator & Maker's advantage is iOS requirement (14.0 vs 18.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Simple Invoice Creator & Maker sells 4 in-app purchases, starting at $0.99 per 7 days and Email Writer & Reply Assistant sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Simple Invoice Creator & Maker ships an update every 3 months, Email Writer & Reply Assistant every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Simple Invoice Creator & Maker | Email Writer & Reply Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-invoice-creator-and-maker/id6471739207/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 5 MB | 1 MB |
| Requires iOS | **14.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ValidPixel LLC](https://appshunter.io/developer/1787775987) | [Olekcii Ponomarenko](https://appshunter.io/developer/1577090637) |

## What reviewers say

### Simple Invoice Creator & Maker

[App page](https://appshunter.io/ios/app/simple-invoice-creator-and-maker/id6471739207)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade App to Pro | $0.99 | per 7 days |
| Upgrade App to Pro | $2.99 | per month |
| Upgrade App to Pro | $24.99 | per year |
| Upgrade App to Pro | $34.99 | one-time |


### Email Writer & Reply Assistant

[App page](https://appshunter.io/ios/app/email-writer-and-reply-assistant/id6775758038)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $3.99 | per 7 days |
| Yearly subscription | $49.99 | per year |


## Frequently asked questions

### Is Simple Invoice Creator & Maker free?

Simple Invoice Creator & Maker is free to download, with in-app purchases available.

### Is Email Writer & Reply Assistant free?

Email Writer & Reply Assistant is free to download, with in-app purchases available.

### Do Simple Invoice Creator & Maker or Email Writer & Reply Assistant have ads?

Simple Invoice Creator & Maker shows ads; Email Writer & Reply Assistant does not.

### Which is updated more often, Simple Invoice Creator & Maker or Email Writer & Reply Assistant?

Simple Invoice Creator & Maker ships an update every 3 months, and Email Writer & Reply Assistant every 3 weeks. Most recently, Simple Invoice Creator & Maker was updated on October 24, 2026 and Email Writer & Reply Assistant 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.*