# LoginTC Authenticator vs Keras Chatbot

The clearest difference is in-app purchases: LoginTC Authenticator at none against Keras Chatbot's 9. LoginTC Authenticator also leads on ads (none vs shown). Keras Chatbot's advantage is update cadence (every 3 weeks vs every 19 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Keras Chatbot sells 9 in-app purchases, starting at $1.99 per month. LoginTC Authenticator asks for nothing beyond the download.

LoginTC Authenticator ships an update every 19 months, Keras Chatbot every 3 weeks. The most recent releases landed on September 10, 2026 and December 22, 2025 respectively.

## The numbers

| Metric | LoginTC Authenticator | Keras Chatbot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 19 months | **Every 3 weeks** |
| Size | 2 MB | 276 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CYPHERCOR, INC.](https://appshunter.io/developer/409507730) | [YIN MA](https://appshunter.io/developer/1761110940) |

## What reviewers say

### LoginTC Authenticator

[App page](https://appshunter.io/ios/app/logintc-authenticator/id1645403467)

**Features:** macOS Compatibility

**In-app purchases:** none


### Keras Chatbot

[App page](https://appshunter.io/ios/app/keras-chatbot/id6608969280)

**Features:** Family Sharing

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Base Subscription | $1.99 | per month |
| Professional Subscription | $4.99 | per month |
| Premium Subscription | $8.99 | per month |
| Ultimate Subscription | $12.99 | per month |
| Base Subscription Year | $19.99 | per year |
| Professional Subscription Year | $49.99 | per year |
| Premium Subscription Year | $89.99 | per year |
| Ultimate Subscription Year | $119.99 | per year |
| A small pile of gold coins | $0.99 | one-time |


## Frequently asked questions

### Is LoginTC Authenticator free?

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

### Is Keras Chatbot free?

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

### Do LoginTC Authenticator or Keras Chatbot have ads?

Keras Chatbot shows ads; LoginTC Authenticator does not.

### Which is updated more often, LoginTC Authenticator or Keras Chatbot?

LoginTC Authenticator ships an update every 19 months, and Keras Chatbot every 3 weeks. Most recently, LoginTC Authenticator was updated on September 10, 2026 and Keras Chatbot on December 22, 2025.

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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.*