# KELS vs Simplio Invoice Generator

The clearest difference is in-app purchases: KELS at none against Simplio Invoice Generator's 3. KELS also leads on iOS requirement (11.0 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. Simplio Invoice Generator sells 3 in-app purchases, starting at $2.99 per 7 days. KELS asks for nothing beyond the download.

## The numbers

| Metric | KELS | Simplio Invoice Generator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/simplio-invoice-generator/id6746767938/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 57 MB | 17 MB |
| Requires iOS | **11.0** | 18.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen Comfort Science & Technology Group](https://appshunter.io/developer/513192015) | [Bahattin Duran](https://appshunter.io/developer/1677311418) |

## What reviewers say

### KELS

[App page](https://appshunter.io/ios/app/kels/id6746392613)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simplio Invoice Generator

[App page](https://appshunter.io/ios/app/simplio-invoice-generator/id6746767938)

Quickly generate professional PDF invoices with customizable templates, branding, and payment details. Save client information for reuse and share invoices directly from your device. Offers offline functionality and a privacy-focused approach.

**Highlights:** Professional invoice templates, Customizable branding and contact details, Line item details with tax and discounts, Multi-currency and payment term support, Client directory for reuse, Offline PDF export and sharing, Recurring invoices and status tracking (Pro)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $2.99 | per 7 days |
| Pro Monthly | $6.99 | per month |
| Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is KELS free?

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

### Is Simplio Invoice Generator free?

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

### Do KELS or Simplio Invoice Generator have ads?

Neither KELS nor Simplio Invoice Generator shows ads.

---

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