# Solve vs IBWriting

The clearest difference is ads: IBWriting at none against Solve's shown. IBWriting also leads on iOS requirement (15.1 vs 17.6). Solve's advantage is update cadence (every 3 days vs monthly). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Solve ships an update every 3 days, IBWriting monthly. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Solve | IBWriting |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 86.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Ad-supported | — |
| Size | 158 MB | 32 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 9+ |
| Developer | [Testbank Inc.](https://appshunter.io/developer/1489897656) | [Cloubot](https://appshunter.io/developer/1676582106) |

## What reviewers say

### Solve

[App page](https://appshunter.io/ios/app/solve-study-notes/id1629592780)

This app offers free past exam papers for various subjects and allows users to access popular workbooks digitally. It features automatic grading and integrated note-taking for efficient studying, eliminating the need to flip between books and answer keys.

**Highlights:** Free past exam papers, Digital workbooks, Automatic grading, Integrated note-taking, Problem and solution on one screen, iPad and Apple Pencil support

**Features:** macOS Compatibility

**In-app purchases:** none


### IBWriting

[App page](https://appshunter.io/ios/app/ibwriting/id6758321819)

**In-app purchases:** none


## Frequently asked questions

### Is Solve free?

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

### Is IBWriting free?

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

### Do Solve or IBWriting have ads?

Solve shows ads; IBWriting does not.

### Which is updated more often, Solve or IBWriting?

Solve ships an update every 3 days, and IBWriting monthly. Most recently, Solve was updated on October 10, 2026 and IBWriting on September 30, 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.*