# mpengo Service Sheet vs Invoice Maker ▸ Invoice Simple

The clearest difference is price: Invoice Maker ▸ Invoice Simple at Free against mpengo Service Sheet's $19.99. Invoice Maker ▸ Invoice Simple also leads on update cadence (every 11 days vs every 4 months) and ratings volume (123K vs 2). mpengo Service Sheet's advantage is review sentiment (100% vs 64%) and in-app purchases (none vs 11). On rating and ads there is nothing between them.

Invoice Maker ▸ Invoice Simple is free to download; mpengo Service Sheet costs $19.99 up front. Invoice Maker ▸ Invoice Simple sells 9 in-app purchases, starting at $6.99 per month. mpengo Service Sheet asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for mpengo Service Sheet against 4.9 for Invoice Maker ▸ Invoice Simple. That said, the two scores are not equally well evidenced: Invoice Maker ▸ Invoice Simple has 123K ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 100% of mpengo Service Sheet's written reviews are positive against 64% of Invoice Maker ▸ Invoice Simple's.

mpengo Service Sheet ships an update every 4 months, Invoice Maker ▸ Invoice Simple every 11 days. The most recent releases landed on September 29, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | mpengo Service Sheet | Invoice Maker ▸ Invoice Simple |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mpengo-service-sheet/id667979431/reviews)** | [4.9 (123K ratings)](https://appshunter.io/ios/app/invoice-maker-invoice-simple/id694831622/reviews) |
| Number of ratings | 2 | **123K** |
| Positive reviews | **100.0% of reviews** | 63.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 11 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | — | **#9** |
| Size | 8 MB | 223 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [mpengo Ltd.](https://appshunter.io/developer/442141186) | [Zenvoice Inc.](https://appshunter.io/developer/990870994) |

## What reviewers say

### mpengo Service Sheet

[App page](https://appshunter.io/ios/app/mpengo-service-sheet/id667979431)

Streamline on-site service tasks with custom checklists, electronic signatures, and invoicing. This app helps service businesses manage inspections, customer records, and generate reports efficiently, reducing paperwork and improving customer satisfaction.

**Highlights:** Customizable work checklists, Electronic signature capture, Built-in invoicing, Offline data storage, Data syncing between iPads, Report generation

**Features:** macOS Compatibility

**In-app purchases:** none


### Invoice Maker ▸ Invoice Simple

[App page](https://appshunter.io/ios/app/invoice-maker-invoice-simple/id694831622)

**Currently charting:** #9 Top Grossing · Business (US App Store)

Create and send professional invoices, estimates, and receipts quickly from your mobile device. This app helps individuals and growing businesses get organized, look professional, and get paid faster by accepting online payments.

**Highlights:** Create invoices, estimates, and receipts, Send documents via email, text, or WhatsApp, Accept online payments, Customize invoices with logo and business details, Track invoice status and get payment reminders, Organize client and product information

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Essentials Monthly | $6.99 | per month |
| Mobile subscription | $10.99 | per month |
| Monthly Side Business | $10.99 | per month |
| Monthly Business Sub | $11.99 | per month |
| Monthly Subscription | $11.99 | per month |
| Monthly subscription | $13.49 | per month |
| Plus Monthly | $14.99 | per month |
| Monthly Standard Subscription | $17.99 | per month |
| Premium Monthly | $21.99 | per month |

**What reviewers like**

- 🚀 Easy to use
- 👍 Professional-looking invoices
- 🚀 Quick and simple
- 👍 Saves time
- 👍 Convenient mobile access

**What reviewers complain about**

- 💰 Expensive subscription
- 🐛 Glitches and bugs
- 🔀 Inconsistent features across platforms
- 🔀 Confusing navigation
- 🔀 Limited customization options

**Reported bugs**

- Invoices not sending properly
- App crashing or freezing
- Inability to recover deleted invoices
- Syncing issues between mobile and desktop

**Requested features**

- Add ability to rearrange line items
- Improve search and filtering capabilities
- Integrate with accounting software
- Add option to track expenses and profitability
- Allow multiple business profiles in one account


## Frequently asked questions

### Is mpengo Service Sheet free?

mpengo Service Sheet costs $19.99, with no in-app purchases.

### Is Invoice Maker ▸ Invoice Simple free?

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

### Which has better reviews, mpengo Service Sheet or Invoice Maker ▸ Invoice Simple?

mpengo Service Sheet is rated higher. mpengo Service Sheet averages 5.0 out of 5 from 2 ratings, while Invoice Maker ▸ Invoice Simple averages 4.9 from 123K ratings.

### Do mpengo Service Sheet or Invoice Maker ▸ Invoice Simple have ads?

Neither mpengo Service Sheet nor Invoice Maker ▸ Invoice Simple shows ads.

### Which is updated more often, mpengo Service Sheet or Invoice Maker ▸ Invoice Simple?

mpengo Service Sheet ships an update every 4 months, and Invoice Maker ▸ Invoice Simple every 11 days. Most recently, mpengo Service Sheet was updated on September 29, 2026 and Invoice Maker ▸ Invoice Simple on October 19, 2026.

---

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