# OTS Pulse vs ECHO Lock

The clearest difference is update cadence: ECHO Lock at every 2 weeks against OTS Pulse's every 2 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.

OTS Pulse ships an update every 2 months, ECHO Lock every 2 weeks. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | OTS Pulse | ECHO Lock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/echo-lock/id6741067047/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 19 MB | 54 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ojmar Intelligent Locking Systems](https://appshunter.io/developer/1353773747) | [LOWE AND FLETCHER LIMITED](https://appshunter.io/developer/1792842721) |

## What reviewers say

### OTS Pulse

[App page](https://appshunter.io/ios/app/ots-pulse/id6449291874)

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

**In-app purchases:** none


### ECHO Lock

[App page](https://appshunter.io/ios/app/echo-lock/id6741067047)

This app enables battery-free locking and unlocking of smart locks using NFC technology on your smartphone. It offers a keyless and maintenance-free access solution, requiring compatible smart locks to function.

**Highlights:** Battery-free smart lock operation, NFC-powered smartphone unlocking, Keyless access solution, Smartphone tap to lock/unlock, Maintenance-free system

**In-app purchases:** none


## Frequently asked questions

### Is OTS Pulse free?

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

### Is ECHO Lock free?

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

### Do OTS Pulse or ECHO Lock have ads?

Neither OTS Pulse nor ECHO Lock shows ads.

### Which is updated more often, OTS Pulse or ECHO Lock?

OTS Pulse ships an update every 2 months, and ECHO Lock every 2 weeks. Most recently, OTS Pulse was updated on October 11, 2026 and ECHO Lock on October 4, 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.*