# Invoice Maker vs SLESS

The clearest difference is update cadence: SLESS at every 2 days against Invoice Maker's every 4 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Invoice Maker sells 4 in-app purchases, starting at $4.99 per 7 days and SLESS sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Invoice Maker ships an update every 4 days, SLESS every 2 days. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Invoice Maker | SLESS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Size | 6 MB | 9 MB |
| Requires iOS | **17.5** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ASATWO](https://appshunter.io/developer/1852249444) | [Asindu Vidanagamachchi](https://appshunter.io/developer/1862103420) |

## What reviewers say

### Invoice Maker

[App page](https://appshunter.io/ios/app/invoice-maker-imga/id6756637076)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IMGA Premium Weekly | $4.99 | per 7 days |
| IMGA Premium Weekly Trial | $7.99 | per 7 days |
| IMGA Premium Monthly | $12.99 | per month |
| IMGA Premium Yearly | $49.99 | per year |


### SLESS

[App page](https://appshunter.io/ios/app/sless/id6756651256)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SLESS Pro | $0.99 | per month |


## Frequently asked questions

### Is Invoice Maker free?

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

### Is SLESS free?

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

### Do Invoice Maker or SLESS have ads?

Neither Invoice Maker nor SLESS shows ads.

### Which is updated more often, Invoice Maker or SLESS?

Invoice Maker ships an update every 4 days, and SLESS every 2 days. Most recently, Invoice Maker was updated on October 10, 2026 and SLESS on October 18, 2026.

---

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