# HF Multiplication Trainer vs VOISS

The clearest difference is price: VOISS at Free against HF Multiplication Trainer's $4.99. HF Multiplication Trainer's advantage is update cadence (every 3 weeks vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

VOISS is free to download; HF Multiplication Trainer costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HF Multiplication Trainer ships an update every 3 weeks, VOISS every 2 months. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | HF Multiplication Trainer | VOISS |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 35 MB | 3.2 GB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hamster Force Multimedia Ltd.](https://appshunter.io/developer/443416476) | [VOISS, LLC](https://appshunter.io/developer/1820519088) |

## What reviewers say

### HF Multiplication Trainer

[App page](https://appshunter.io/ios/app/hf-multiplication-trainer/id1482088425)

**In-app purchases:** none


### VOISS

[App page](https://appshunter.io/ios/app/voiss/id1627278569)

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

**In-app purchases:** none


## Frequently asked questions

### Is HF Multiplication Trainer free?

HF Multiplication Trainer costs $4.99, with no in-app purchases.

### Is VOISS free?

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

### Do HF Multiplication Trainer or VOISS have ads?

Neither HF Multiplication Trainer nor VOISS shows ads.

### Which is updated more often, HF Multiplication Trainer or VOISS?

HF Multiplication Trainer ships an update every 3 weeks, and VOISS every 2 months. Most recently, HF Multiplication Trainer was updated on October 14, 2026 and VOISS on October 25, 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.*