# Lattice Multiplication vs Subtraction School ! !

Lattice Multiplication and Subtraction School ! ! both sit at 5.0 stars, but that hides the real split: 100% of Lattice Multiplication's written reviews are positive against 50% of Subtraction School ! !'s. Lattice Multiplication also leads on ads (none vs shown) and price ($3.99 vs $4.99). Subtraction School ! !'s advantage is iOS requirement (15.0 vs 17.6). On rating, ratings volume, update cadence and in-app purchases there is nothing between them.

Lattice Multiplication costs $3.99 and Subtraction School ! ! $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Lattice Multiplication against 5.0 for Subtraction School ! !. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews are what separate them: 100% of Lattice Multiplication's written reviews are positive against 50% of Subtraction School ! !'s.

Lattice Multiplication ships an update every 10 months, Subtraction School ! ! every 12 months. The most recent releases landed on September 27, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Lattice Multiplication | Subtraction School ! ! |
| --- | --- | --- |
| Price | **$3.99** | $4.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/lattice-multiplication/id351024204/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/subtraction-school/id447548515/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 10 months** | Every 12 months |
| Monetization | Paid | Paid |
| Size | 1 MB | 13 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Esa Helttula](https://appshunter.io/developer/339440196) | [Horizon Business, Inc.](https://appshunter.io/developer/431586531) |

## What reviewers say

### Lattice Multiplication

[App page](https://appshunter.io/ios/app/lattice-multiplication/id351024204)

Learn and practice the lattice multiplication method with this intuitive app. It guides users step-by-step through solving custom or random multiplication problems, making complex calculations visually clear and easier to understand.

**Highlights:** Step-by-step lattice multiplication guide, Custom and random problem generation, Visual animation of calculation steps, Adjustable difficulty and settings, Intuitive interface with customizable themes, Reinforces times tables practice

**Features:** macOS Compatibility

**In-app purchases:** none


### Subtraction School ! !

[App page](https://appshunter.io/ios/app/subtraction-school/id447548515)

Master subtraction with this educational app. It offers practice from single-digit to multi-digit problems, with guided tutorials and hints to help users learn step-by-step.

**Highlights:** 1 to 6 digit problems, Random or custom problems, Tutorial animation speed, Step-by-step solution guide, Hint button for guidance, Help button for step completion

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lattice Multiplication free?

Lattice Multiplication costs $3.99, with no in-app purchases.

### Is Subtraction School ! ! free?

Subtraction School ! ! costs $4.99, with no in-app purchases.

### Which has better reviews, Lattice Multiplication or Subtraction School ! !?

Lattice Multiplication and Subtraction School ! ! are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do Lattice Multiplication or Subtraction School ! ! have ads?

Subtraction School ! ! shows ads; Lattice Multiplication does not.

### Which is updated more often, Lattice Multiplication or Subtraction School ! !?

Lattice Multiplication ships an update every 10 months, and Subtraction School ! ! every 12 months. Most recently, Lattice Multiplication was updated on September 27, 2026 and Subtraction School ! ! on June 5, 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.*