# The Pithy Reader vs invsi

The clearest difference is in-app purchases: The Pithy Reader at none against invsi's 4. invsi's advantage is update cadence (fortnightly vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. invsi sells 4 in-app purchases, starting at $0.99 per month. The Pithy Reader asks for nothing beyond the download.

The Pithy Reader ships an update every 6 months, invsi fortnightly. The most recent releases landed on May 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | The Pithy Reader | invsi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (8 ratings)](https://appshunter.io/ios/app/invsi/id6444667120/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Fortnightly** |
| Monetization | — | Freemium |
| Size | 2 MB | 26 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dillon Hafer](https://appshunter.io/developer/1326525397) | [新坤 杨](https://appshunter.io/developer/1655993145) |

## What reviewers say

### The Pithy Reader

[App page](https://appshunter.io/ios/app/the-pithy-reader/id1335273352)

**Features:** macOS Compatibility

**In-app purchases:** none


### invsi

[App page](https://appshunter.io/ios/app/invsi/id6444667120)

This app helps parents manage their children's device usage by controlling screen time and blocking inappropriate content. It offers a local-only experience with no ads or registration, prioritizing user privacy.

**Highlights:** Screen time management, Content blocking, No advertisements, Local data storage, No registration required, Premium features via subscription

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly PRO | $0.99 | per month |
| Invsi PRO (Annual) | $4.99 | per year |
| Unlock Application Icon | $0.99 | one-time |
| Lifetime PRO | $14.99 | one-time |


## Frequently asked questions

### Is The Pithy Reader free?

The Pithy Reader is free to download, with no in-app purchases.

### Is invsi free?

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

### Do The Pithy Reader or invsi have ads?

Neither The Pithy Reader nor invsi shows ads.

### Which is updated more often, The Pithy Reader or invsi?

The Pithy Reader ships an update every 6 months, and invsi fortnightly. Most recently, The Pithy Reader was updated on May 18, 2026 and invsi 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.*