# Impromptu Topic Generator vs DocSnap

The clearest difference is in-app purchases: Impromptu Topic Generator at none against DocSnap's 1. Impromptu Topic Generator also leads on iOS requirement (11.2 vs 16.6). DocSnap's advantage is update cadence (every 3 weeks vs every 26 months). On price, ads and device support there is nothing between them.

Both are free to download. DocSnap sells 1 one-off in-app purchase. Impromptu Topic Generator asks for nothing beyond the download.

Impromptu Topic Generator ships an update every 26 months, DocSnap every 3 weeks. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Impromptu Topic Generator | DocSnap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (5 ratings)](https://appshunter.io/ios/app/impromptu-topic-generator/id1066113653/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 9 MB | 125 MB |
| Requires iOS | **11.2** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Avinash Jain](https://appshunter.io/developer/1001015519) | [晓迪 樊](https://appshunter.io/developer/1825256988) |

## What reviewers say

### Impromptu Topic Generator

[App page](https://appshunter.io/ios/app/impromptu-topic-generator/id1066113653)

This app provides a vast collection of topics for impromptu speaking practice, automatically integrating timers for preparation and speaking segments. It aims to streamline the process of finding speaking prompts and managing time, making it easier to improve public speaking skills.

**Highlights:** Thousands of topics, Concrete and abstract noun prompts, Quote prompts, Automatic timers, Prep time and speaking time notifications, Free to use

**Features:** macOS Compatibility

**In-app purchases:** none


### DocSnap

[App page](https://appshunter.io/ios/app/docsnap-scan-and-ai-summaries/id6749445726)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DocSnap Pro | $12.99 | one-time |


## Frequently asked questions

### Is Impromptu Topic Generator free?

Impromptu Topic Generator is free to download, with no in-app purchases.

### Is DocSnap free?

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

### Do Impromptu Topic Generator or DocSnap have ads?

Neither Impromptu Topic Generator nor DocSnap shows ads.

### Which is updated more often, Impromptu Topic Generator or DocSnap?

Impromptu Topic Generator ships an update every 26 months, and DocSnap every 3 weeks. Most recently, Impromptu Topic Generator was updated on November 2, 2026 and DocSnap on October 28, 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.*