# Summarizer AI vs HerdFlo

The clearest difference is update cadence: HerdFlo at every 10 days against Summarizer AI's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Summarizer AI sells 3 in-app purchases, starting at $6.99 per 7 days and HerdFlo sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Summarizer AI ships an update monthly, HerdFlo every 10 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Summarizer AI | HerdFlo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (5 ratings)](https://appshunter.io/ios/app/summarizer-ai/id6447693608/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 1 MB | 15 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Deniz Cagilligecit](https://appshunter.io/developer/1682262417) | [John Shoufler](https://appshunter.io/developer/1895268424) |

## What reviewers say

### Summarizer AI

[App page](https://appshunter.io/ios/app/summarizer-ai/id6447693608)

This AI-powered tool helps you quickly extract key information from long documents, PDFs, and web pages. Save time and improve comprehension by getting concise summaries tailored to your needs. It supports multiple languages and offers global accessibility for efficient learning and work.

**Highlights:** Instant AI-powered summaries, Summarize PDFs and scanned text, Webpage summarization via URL, Customizable summary length, Multilingual support, Copy-paste text summarization

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $6.99 | per 7 days |
| Yearly Pro | $29.99 | per year |
| Lifetime Pro | $79.99 | one-time |


### HerdFlo

[App page](https://appshunter.io/ios/app/herdflo-gestation-calculator/id6777278042)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HerdFlo Pro Monthly | $5.99 | per month |
| HerdFlo Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is Summarizer AI free?

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

### Is HerdFlo free?

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

### Do Summarizer AI or HerdFlo have ads?

Neither Summarizer AI nor HerdFlo shows ads.

### Which is updated more often, Summarizer AI or HerdFlo?

Summarizer AI ships an update monthly, and HerdFlo every 10 days. Most recently, Summarizer AI was updated on October 24, 2026 and HerdFlo on October 25, 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.*