# Dyscalcuhelper vs One4all Mobile

The clearest difference is price: One4all Mobile at Free against Dyscalcuhelper's $0.99. One4all Mobile also leads on update cadence (every 3 weeks vs every 6 weeks) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

One4all Mobile is free to download; Dyscalcuhelper costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dyscalcuhelper ships an update every 6 weeks, One4all Mobile every 3 weeks. The most recent releases landed on October 25, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Dyscalcuhelper | One4all Mobile |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.4 (7 ratings)](https://appshunter.io/ios/app/one4all-mobile/id1660902199/reviews)** |
| Number of ratings | — | **7** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 2 MB | 57 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Finn Reidar Aasen](https://appshunter.io/developer/1300756024) | [One4All Finland Oy](https://appshunter.io/developer/1218673130) |

## What reviewers say

### Dyscalcuhelper

[App page](https://appshunter.io/ios/app/dyscalcuhelper/id1645713220)

**In-app purchases:** none


### One4all Mobile

[App page](https://appshunter.io/ios/app/one4all-mobile/id1660902199)

This app facilitates real-time communication, bookings, and payments for housing services and facility management. It provides access control and content tailored to the specific service package ordered by the housing company or property.

**Highlights:** Real-time communication, Bookings for facilities, Payments for services, Access control, Customizable content, Web browser access

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

**In-app purchases:** none


## Frequently asked questions

### Is Dyscalcuhelper free?

Dyscalcuhelper costs $0.99, with no in-app purchases.

### Is One4all Mobile free?

One4all Mobile is free to download, with no in-app purchases.

### Do Dyscalcuhelper or One4all Mobile have ads?

Neither Dyscalcuhelper nor One4all Mobile shows ads.

### Which is updated more often, Dyscalcuhelper or One4all Mobile?

Dyscalcuhelper ships an update every 6 weeks, and One4all Mobile every 3 weeks. Most recently, Dyscalcuhelper was updated on October 25, 2026 and One4all Mobile on November 3, 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.*