# OneAnswerAI vs Thremark

The clearest difference is ads: Thremark at none against OneAnswerAI's shown. OneAnswerAI's advantage is iOS requirement (16.4 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. OneAnswerAI sells 7 in-app purchases, starting at $5.99 per 7 days and Thremark sells 4 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

OneAnswerAI ships an update every 9 days, Thremark weekly. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | OneAnswerAI | Thremark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/thremark-ai-chat-with-memory/id6760238583/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | — | Freemium |
| Size | 59 MB | 46 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 17+ |
| Developer | [VALENTINO PAULON](https://appshunter.io/developer/1861136644) | [Konstantin Cherniatev](https://appshunter.io/developer/1883396031) |

## What reviewers say

### OneAnswerAI

[App page](https://appshunter.io/ios/app/oneanswerai/id6756519049)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $5.99 | per 7 days |
| Monthly Pro | $17.99 | per month |
| 10 Text Queries | $0.99 | one-time |
| 5 Text + 1 Media | $1.99 | one-time |
| 5 Media Queries | $1.99 | one-time |
| 50 Text Queries | $3.99 | one-time |
| 100 Text Queries | $6.99 | one-time |


### Thremark

[App page](https://appshunter.io/ios/app/thremark-ai-chat-with-memory/id6760238583)

This AI assistant remembers your personal information to provide contextually relevant answers and proactively engage you. It can generate files, search the web, and create images, all while prioritizing your privacy and integrating seamlessly with iOS.

**Highlights:** Personalized AI memory, Proactive notifications, Dynamic file generation, Multi-model AI support, Web search and summarization, Voice and image generation, Deep iOS integration

**Features:** Safari Extension, Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thremark Plus | $19.99 | per month |
| Thremark Pro | $39.99 | per month |
| Plus (Annual) | $179.99 | per year |
| Pro (Annual) | $359.99 | per year |


## Frequently asked questions

### Is OneAnswerAI free?

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

### Is Thremark free?

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

### Do OneAnswerAI or Thremark have ads?

OneAnswerAI shows ads; Thremark does not.

### Which is updated more often, OneAnswerAI or Thremark?

OneAnswerAI ships an update every 9 days, and Thremark weekly. Most recently, OneAnswerAI was updated on October 8, 2026 and Thremark on October 17, 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.*