# Unlimited Math Problems vs CSSLP Secure Software Practice

The clearest difference is price: CSSLP Secure Software Practice at Free against Unlimited Math Problems's $5.99. CSSLP Secure Software Practice also leads on iOS requirement (15.0 vs 17.0). Unlimited Math Problems's advantage is in-app purchases (none vs 3) and update cadence (every 3 weeks vs every 3 months). On ads and device support there is nothing between them.

CSSLP Secure Software Practice is free to download; Unlimited Math Problems costs $5.99 up front. CSSLP Secure Software Practice sells 3 in-app purchases, starting at $3.99 per month. Unlimited Math Problems asks for nothing beyond the download.

Unlimited Math Problems ships an update every 3 weeks, CSSLP Secure Software Practice every 3 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Unlimited Math Problems | CSSLP Secure Software Practice |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | **[4.5 (53 ratings)](https://appshunter.io/ios/app/unlimited-math-problems/id1244547440/reviews)** | — |
| Number of ratings | **53** | — |
| Positive reviews | 64.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Paid | — |
| Size | 17 MB | 30 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Madiyar Aitbayev](https://appshunter.io/developer/1229466587) | [Davy Raitt](https://appshunter.io/developer/1795318281) |

## What reviewers say

### Unlimited Math Problems

[App page](https://appshunter.io/ios/app/unlimited-math-problems/id1244547440)

Master your math skills with an app that generates an endless supply of practice problems. It offers various interaction types and covers multiple math subjects, suitable for all skill levels.

**Highlights:** Infinite problem generation, Keyboard, multiple choice, true/false inputs, Varied problem types per subject, Covers early math, arithmetic, fractions, number theory, decimals, trigonometry, Suitable for beginners and experienced users

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

**In-app purchases:** none


### CSSLP Secure Software Practice

[App page](https://appshunter.io/ios/app/csslp-secure-software-practice/id6759643987)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly | $14.99 | per year |
| Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Unlimited Math Problems free?

Unlimited Math Problems costs $5.99, with no in-app purchases.

### Is CSSLP Secure Software Practice free?

CSSLP Secure Software Practice is free to download, with in-app purchases available.

### Do Unlimited Math Problems or CSSLP Secure Software Practice have ads?

Neither Unlimited Math Problems nor CSSLP Secure Software Practice shows ads.

### Which is updated more often, Unlimited Math Problems or CSSLP Secure Software Practice?

Unlimited Math Problems ships an update every 3 weeks, and CSSLP Secure Software Practice every 3 months. Most recently, Unlimited Math Problems was updated on October 24, 2026 and CSSLP Secure Software Practice on October 8, 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.*