# Send A Friend vs TuTuLock

The clearest difference is update cadence: Send A Friend at every 6 weeks against TuTuLock's every 22 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Send A Friend ships an update every 6 weeks, TuTuLock every 22 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Send A Friend | TuTuLock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.9 (8 ratings)](https://appshunter.io/ios/app/tutulock/id6738161352/reviews)** |
| Number of ratings | — | **8** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 22 months |
| Monetization | — | Free |
| Size | 62 MB | 413 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Dealer's Choice, Inc.](https://appshunter.io/developer/449048366) | [WENZHOU CONGLIAN Technology Co., Ltd](https://appshunter.io/developer/1779641882) |

## What reviewers say

### Send A Friend

[App page](https://appshunter.io/ios/app/send-a-friend/id1482601252)

**In-app purchases:** none


### TuTuLock

[App page](https://appshunter.io/ios/app/tutulock/id6738161352)

Control your smart door lock directly from your smartphone. This utility app allows for convenient management of your home's security. It offers a simple interface for locking and unlocking your door remotely.

**Highlights:** Smartphone lock management, Remote door control, Simple user interface, Secure access

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Send A Friend free?

Send A Friend is free to download, with no in-app purchases.

### Is TuTuLock free?

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

### Do Send A Friend or TuTuLock have ads?

Neither Send A Friend nor TuTuLock shows ads.

### Which is updated more often, Send A Friend or TuTuLock?

Send A Friend ships an update every 6 weeks, and TuTuLock every 22 months. Most recently, Send A Friend was updated on October 29, 2026 and TuTuLock on October 25, 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.*