# Quant Authenticator vs SurfiAI Resume Builder

The clearest difference is in-app purchases: Quant Authenticator at none against SurfiAI Resume Builder's 1. Quant Authenticator also leads on ads (none vs shown). SurfiAI Resume Builder's advantage is update cadence (every 3 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SurfiAI Resume Builder sells 1 in-app purchase, starting at $19.99 per month. Quant Authenticator asks for nothing beyond the download.

Quant Authenticator ships an update every 3 months, SurfiAI Resume Builder every 3 days. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Quant Authenticator | SurfiAI Resume Builder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Size | 36 MB | 21 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [esaqa GmbH](https://appshunter.io/developer/1545581496) | [GalaxyTranslate AI by ProInstallers](https://appshunter.io/developer/1815044319) |

## What reviewers say

### Quant Authenticator

[App page](https://appshunter.io/ios/app/quant-authenticator/id6459475820)

**Features:** Vision Pro support

**In-app purchases:** none


### SurfiAI Resume Builder

[App page](https://appshunter.io/ios/app/surfiai-resume-builder/id6776383021)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SurfiAI Resume Pro | $19.99 | per month |


## Frequently asked questions

### Is Quant Authenticator free?

Quant Authenticator is free to download, with no in-app purchases.

### Is SurfiAI Resume Builder free?

SurfiAI Resume Builder is free to download, with in-app purchases available.

### Do Quant Authenticator or SurfiAI Resume Builder have ads?

SurfiAI Resume Builder shows ads; Quant Authenticator does not.

### Which is updated more often, Quant Authenticator or SurfiAI Resume Builder?

Quant Authenticator ships an update every 3 months, and SurfiAI Resume Builder every 3 days. Most recently, Quant Authenticator was updated on October 4, 2026 and SurfiAI Resume Builder on October 13, 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.*