# Psychological Tests Library vs SubText AI

The clearest difference is update cadence: Psychological Tests Library at every 3 days against SubText AI's every 10 days. Psychological Tests Library also leads on iOS requirement (15.0 vs 18.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Psychological Tests Library sells 2 in-app purchases, starting at $3.99 per month and SubText AI sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Psychological Tests Library ships an update every 3 days, SubText AI every 10 days. The most recent releases landed on October 27, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Psychological Tests Library | SubText AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/subtext-ai/id6747407704/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 10 days |
| Monetization | — | Freemium |
| Size | 87 MB | 25 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [OVVIO Solutions](https://appshunter.io/developer/1700607777) | [Succeed Software LLC](https://appshunter.io/developer/1397145214) |

## What reviewers say

### Psychological Tests Library

[App page](https://appshunter.io/ios/app/psychological-tests-library/id6736412532)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Premium Content | $1.99 | one-time |


### SubText AI

[App page](https://appshunter.io/ios/app/subtext-ai/id6747407704)

Decode cryptic messages and understand hidden meanings in texts. This AI-powered tool analyzes tone, emotional subtext, and relationship vibes from screenshots or pasted text. Get basic insights for free or upgrade for advanced psychology and communication pattern analysis.

**Highlights:** AI message decoding, Tone and mood detection, Response suggestions, Advanced psychology insights, Relationship pattern analysis, Share analyses with friends

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly | $9.99 | per month |
| Premium - Yearly | $29.99 | per year |


## Frequently asked questions

### Is Psychological Tests Library free?

Psychological Tests Library is free to download, with in-app purchases available.

### Is SubText AI free?

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

### Do Psychological Tests Library or SubText AI have ads?

Neither Psychological Tests Library nor SubText AI shows ads.

### Which is updated more often, Psychological Tests Library or SubText AI?

Psychological Tests Library ships an update every 3 days, and SubText AI every 10 days. Most recently, Psychological Tests Library was updated on October 27, 2026 and SubText AI on October 15, 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.*