# Column Subtraction vs Sentence Maker Joint Sentence

The clearest difference is review sentiment: Column Subtraction at 67% against Sentence Maker Joint Sentence's 0%. Column Subtraction also leads on rating (4.3 vs 1.5) and ratings volume (6 vs 2). Sentence Maker Joint Sentence's advantage is price (Free vs $3.99) and iOS requirement (13.0 vs 17.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

Sentence Maker Joint Sentence is free to download; Column Subtraction costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Column Subtraction holds the better App Store score, 4.3 against 1.5. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews point the same way: 67% of Column Subtraction's written reviews are positive against 0% of Sentence Maker Joint Sentence's.

Column Subtraction ships an update every 8 months, Sentence Maker Joint Sentence every 6 months. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Column Subtraction | Sentence Maker Joint Sentence |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.3 (6 ratings)](https://appshunter.io/ios/app/column-subtraction/id341040894/reviews)** | [1.5 (2 ratings)](https://appshunter.io/ios/app/sentence-maker-joint-sentence/id1104362676/reviews) |
| Number of ratings | **6** | 2 |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 6 months** |
| Monetization | Paid | **Free** |
| Size | 19 MB | 82 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Esa Helttula](https://appshunter.io/developer/339440196) | [INTUS SOFTWARE SOLUTION PRIVATE LIMITED](https://appshunter.io/developer/6790666142) |

## What reviewers say

### Column Subtraction

[App page](https://appshunter.io/ios/app/column-subtraction/id341040894)

This educational app teaches and reinforces the column subtraction method. It offers an interactive interface with customizable settings for solving random or custom problems. The app includes a puzzle feature that unlocks as users solve math problems.

**Highlights:** Column subtraction method teaching, Interactive and customizable interface, Random and custom problem solving, Adjustable number of digits, Step-by-step renaming animation, Picture puzzle reward system

**Features:** macOS Compatibility

**In-app purchases:** none


### Sentence Maker Joint Sentence

[App page](https://appshunter.io/ios/app/sentence-maker-joint-sentence/id1104362676)

This educational app helps students learn to build words from letters and then construct sentences from those words. It offers interactive exercises for word formation and acts as a grammar checker for written work. Improve your writing for school or professional communication.

**Highlights:** Word building from letters, Sentence construction from words, Interactive letter arrangement, Scrambled letter exercises, Grammar checking functionality, Writing improvement tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Column Subtraction free?

Column Subtraction costs $3.99, with no in-app purchases.

### Is Sentence Maker Joint Sentence free?

Sentence Maker Joint Sentence is free to download, with no in-app purchases.

### Which has better reviews, Column Subtraction or Sentence Maker Joint Sentence?

Column Subtraction is rated higher. Column Subtraction averages 4.3 out of 5 from 6 ratings, while Sentence Maker Joint Sentence averages 1.5 from 2 ratings.

### Do Column Subtraction or Sentence Maker Joint Sentence have ads?

Neither Column Subtraction nor Sentence Maker Joint Sentence shows ads.

### Which is updated more often, Column Subtraction or Sentence Maker Joint Sentence?

Column Subtraction ships an update every 8 months, and Sentence Maker Joint Sentence every 6 months. Most recently, Column Subtraction was updated on October 12, 2026 and Sentence Maker Joint Sentence 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.*