# Hachette Scan vs TOTP Authenticator

The clearest difference is in-app purchases: Hachette Scan at none against TOTP Authenticator's 5. Hachette Scan also leads on device support (3 vs 1) and iOS requirement (9.0 vs 17.0). TOTP Authenticator's advantage is update cadence (every 11 days vs every 10 months). On price and ads there is nothing between them.

Both are free to download. TOTP Authenticator sells 5 in-app purchases, starting at $1.49 per month. Hachette Scan asks for nothing beyond the download.

Hachette Scan ships an update every 10 months, TOTP Authenticator every 11 days. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Hachette Scan | TOTP Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 26 MB | 72 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ON PRINT](https://appshunter.io/developer/602109917) | [COGNIFLY LTD](https://appshunter.io/developer/1808620132) |

## What reviewers say

### Hachette Scan

[App page](https://appshunter.io/ios/app/hachette-scan/id1237626903)

Scan pages from a specific travel guide to unlock enriched digital content. Access useful websites, discover geolocated addresses for accommodations and dining, and watch video testimonials directly on your mobile device.

**Highlights:** Scan guide pages for digital content, Access useful websites, Discover geolocated addresses, Interactive map for recommendations, Watch video testimonials

**In-app purchases:** none


### TOTP Authenticator

[App page](https://appshunter.io/ios/app/totp-authenticator-2fa/id6804706587)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.49 | per month |
| Weekly Premium | $2.99 | per 7 days |
| Annual Premium | $39.99 | per year |
| Premium Access | $39.99 | per year |
| Lifetime Premium | $59.99 | one-time |


## Frequently asked questions

### Is Hachette Scan free?

Hachette Scan is free to download, with no in-app purchases.

### Is TOTP Authenticator free?

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

### Do Hachette Scan or TOTP Authenticator have ads?

Neither Hachette Scan nor TOTP Authenticator shows ads.

### Which is updated more often, Hachette Scan or TOTP Authenticator?

Hachette Scan ships an update every 10 months, and TOTP Authenticator every 11 days. Most recently, Hachette Scan was updated on November 2, 2026 and TOTP Authenticator on November 6, 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.*