# BookAndGlide vs TOTP Authenticator

The clearest difference is in-app purchases: BookAndGlide at none against TOTP Authenticator's 3. BookAndGlide also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). TOTP Authenticator's advantage is update cadence (every 8 days vs every 4 weeks). On price and ads there is nothing between them.

Both are free to download. TOTP Authenticator sells 3 in-app purchases, starting at $1.49 per month. BookAndGlide asks for nothing beyond the download.

BookAndGlide ships an update every 4 weeks, TOTP Authenticator every 8 days. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | BookAndGlide | TOTP Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 8 days** |
| Size | 35 MB | 73 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Clement Cavaroc](https://appshunter.io/developer/1245346465) | [COGNIFLY LTD](https://appshunter.io/developer/1808620132) |

## What reviewers say

### BookAndGlide

[App page](https://appshunter.io/ios/app/bookandglide/id1448614951)

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

**In-app purchases:** none


### TOTP Authenticator

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.49 | per month |
| Annual Premium | $11.99 | per year |
| Lifetime Premium | $24.99 | one-time |


## Frequently asked questions

### Is BookAndGlide free?

BookAndGlide 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 BookAndGlide or TOTP Authenticator have ads?

Neither BookAndGlide nor TOTP Authenticator shows ads.

### Which is updated more often, BookAndGlide or TOTP Authenticator?

BookAndGlide ships an update every 4 weeks, and TOTP Authenticator every 8 days. Most recently, BookAndGlide was updated on October 8, 2026 and TOTP Authenticator on October 14, 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.*