# Drill Math Word Problems vs Inference Ace

Drill Math Word Problems and Inference Ace both sit at 3.5 stars, but that hides the real split: 89% of Inference Ace's written reviews are positive against 37% of Drill Math Word Problems's. Inference Ace also leads on iOS requirement (12.2 vs 14.0). Drill Math Word Problems's advantage is update cadence (every 2 months vs every 7 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Drill Math Word Problems sells 10 one-off in-app purchases and Inference Ace sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 3.5 for Drill Math Word Problems against 3.6 for Inference Ace. Both are backed by a comparable volume of ratings — 56 and 21 respectively. Written reviews are what separate them: 37% of Drill Math Word Problems's written reviews are positive against 89% of Inference Ace's.

Drill Math Word Problems ships an update every 2 months, Inference Ace every 7 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Drill Math Word Problems | Inference Ace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (56 ratings)](https://appshunter.io/ios/app/drill-math-word-problems/id508237800/reviews) | **[3.6 (21 ratings)](https://appshunter.io/ios/app/inference-ace/id866920724/reviews)** |
| Number of ratings | **56** | 21 |
| Positive reviews | 36.9% of reviews | **88.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 29 MB | 22 MB |
| Requires iOS | 14.0 | **12.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Power Math Apps LLC](https://appshunter.io/developer/401263763) | [Janine Toole](https://appshunter.io/developer/839832427) |

## What reviewers say

### Drill Math Word Problems

[App page](https://appshunter.io/ios/app/drill-math-word-problems/id508237800)

This app offers a distraction-free environment for children to practice and master fundamental math skills through word problems. It includes various math topics with adjustable difficulty levels and a practice mode for focused learning.

**Highlights:** Addition word problems, Randomly generated questions, Three difficulty levels, Practice mode, Customizable question types

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subtraction Question Set | $0.99 | one-time |
| Algebra Question Set | $0.99 | one-time |
| Time Problems Set | $0.99 | one-time |
| Geometry Question Set | $0.99 | one-time |
| Money Question Set | $0.99 | one-time |
| Numbers | $0.99 | one-time |
| Addition/Subtraction Sentences | $0.99 | one-time |
| Reading Book 1 | $0.99 | one-time |
| Reading Book 2 | $0.99 | one-time |
| Reading Book 3 | $0.99 | one-time |

**What reviewers like**

- 👍 Good for basic math practice
- 💡 Creative game idea
- 📝 Allows writing out problems
- ✅ Good for learning math facts
- 🚀 Keeps kids engaged

**What reviewers complain about**

- 👎 Too easy for older grades
- 💸 Expensive in-app purchases
- 💰 Not free, many sections require payment
- 🐛 Geometry tiles blank
- 🐛 In-app purchases not working

**Reported bugs**

- Cannot get into settings
- Website won't accept comments for reporting problems
- Geometry tiles are blank for pattern questions
- In-app purchases not working
- Answer tiles do not display images

**Requested features**

- Track student progress
- Simple number sense for preschoolers
- Prompt that reads problems for non-readers
- Ability to show work
- More challenging problems for older students


### Inference Ace

[App page](https://appshunter.io/ios/app/inference-ace/id866920724)

This app helps children in grades 2-5 improve their reading comprehension by teaching inference skills step-by-step. It uses a game-like environment with over 450 examples and a reward center to keep kids engaged. Detailed reporting is available for up to 10 students.

**Highlights:** Step-by-step inference skill building, Game-like environment with reward center, Over 450 examples designed by teachers, Detailed reporting for multiple students, Incremental learning with unlocked levels, Guided learning for reduced frustration

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to 2 Players | $1.99 | one-time |
| Inference Ace: Buy All Levels | $2.99 | one-time |
| Upgrade to 10 Players | $2.99 | one-time |


## Frequently asked questions

### Is Drill Math Word Problems free?

Drill Math Word Problems is free to download, with in-app purchases available.

### Is Inference Ace free?

Inference Ace is free to download, with in-app purchases available.

### Which has better reviews, Drill Math Word Problems or Inference Ace?

Inference Ace is rated higher. Drill Math Word Problems averages 3.5 out of 5 from 56 ratings, while Inference Ace averages 3.6 from 21 ratings.

### Do Drill Math Word Problems or Inference Ace have ads?

Neither Drill Math Word Problems nor Inference Ace shows ads.

### Which is updated more often, Drill Math Word Problems or Inference Ace?

Drill Math Word Problems ships an update every 2 months, and Inference Ace every 7 months. Most recently, Drill Math Word Problems was updated on October 24, 2026 and Inference Ace on October 20, 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.*