# ZP 10.8 PRO AMP vs Invoice Maker

The clearest difference is in-app purchases: ZP 10.8 PRO AMP at none against Invoice Maker's 9. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Invoice Maker sells 9 in-app purchases, starting at $2.49 per 7 days. ZP 10.8 PRO AMP asks for nothing beyond the download.

ZP 10.8 PRO AMP ships an update fortnightly, Invoice Maker every 2 weeks. The most recent releases landed on October 27, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | ZP 10.8 PRO AMP | Invoice Maker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 160 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Maslim Djanuanto](https://appshunter.io/developer/1521794441) | [Nikung Goyani](https://appshunter.io/developer/1648624219) |

## What reviewers say

### ZP 10.8 PRO AMP

[App page](https://appshunter.io/ios/app/zp-108-pro-amp/id6475811997)

**Features:** macOS Compatibility

**In-app purchases:** none


### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-easy-estimates/id6670258701)

Easily create and send professional invoices, estimates, and bill receipts to clients. This app helps freelancers and businesses manage finances on the go, track expenses, and get paid faster with customizable templates and POS integration.

**Highlights:** Professional invoice and estimate creation, Smart expense tracking, Delivery notes and purchase orders, POS integration for instant transactions, Customizable invoice templates, Multi-currency support, Real-time invoice preview

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mint Invoice Weekly Pro Sub | $2.49 | per 7 days |
| Mint invoice weekly sub | $4.99 | per 7 days |
| Mint Invoice Weekly Offer | $4.99 | per 7 days |
| Mint Invoice Weekly 7 Days Off | $4.99 | per 7 days |
| Mint Invoice Weekly Extended | $4.99 | per 7 days |
| Mint invoice monthly sub | $19.99 | per month |
| Mint Invoice Yearly Saver | $39.99 | per year |
| Mint Invoice Year Super Saver | $39.99 | per year |
| Mint invoice yearly sub | $39.99 | per year |


## Frequently asked questions

### Is ZP 10.8 PRO AMP free?

ZP 10.8 PRO AMP is free to download, with no in-app purchases.

### Is Invoice Maker free?

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

### Do ZP 10.8 PRO AMP or Invoice Maker have ads?

Neither ZP 10.8 PRO AMP nor Invoice Maker shows ads.

### Which is updated more often, ZP 10.8 PRO AMP or Invoice Maker?

ZP 10.8 PRO AMP ships an update fortnightly, and Invoice Maker every 2 weeks. Most recently, ZP 10.8 PRO AMP was updated on October 27, 2026 and Invoice Maker on November 2, 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.*