# VoltaPro vs Kolirys

VoltaPro and Kolirys are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

VoltaPro ships an update every 3 weeks, Kolirys fortnightly. The most recent releases landed on October 13, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | VoltaPro | Kolirys |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | — | Subscription |
| Size | 54 MB | 31 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [IVOLTALIS](https://appshunter.io/developer/1802911517) | [KOLIRYS S.A.S](https://appshunter.io/developer/1758932636) |

## What reviewers say

### VoltaPro

[App page](https://appshunter.io/ios/app/voltapro/id1592323550)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kolirys

[App page](https://appshunter.io/ios/app/kolirys-facture-and-devis/id6569243300)

This app simplifies business management for entrepreneurs, freelancers, and SMEs. It offers features for client management, invoicing, expense tracking, and bank account integration, all within an intuitive interface.

**Highlights:** Client management, Invoice and quote creation, Bank account consultation, Product and service management, Expense tracking, Financial overview

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

**In-app purchases:** none


## Frequently asked questions

### Is VoltaPro free?

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

### Is Kolirys free?

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

### Do VoltaPro or Kolirys have ads?

Neither VoltaPro nor Kolirys shows ads.

### Which is updated more often, VoltaPro or Kolirys?

VoltaPro ships an update every 3 weeks, and Kolirys fortnightly. Most recently, VoltaPro was updated on October 13, 2026 and Kolirys on October 15, 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.*