Comparison

imp™ vs MerryIoT for Amazon Sidewalk

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

imp™

This app works with a smart home device to filter unwanted landline calls, allowing only desired contacts to reach you. It also functions as a remote answering machine for your landline, letting you manage voicemails from anywhere.

Highlights
  • Real-time call filtering
  • Greenlist Technology™
  • Syncs iPhone contacts
  • Remote voicemail access
  • Do Not Disturb mode
  • Invite others to landline
Read full description

Use of the imp app™ requires our WiFi-enabled imp box™ (sold separately). Meet imp™ - the smart, simple, and easy solution for making landline spam calls go away. Powered by our Greenlist Technology™, the imp app, and imp box work together to eliminate all unwanted landline calls. This real-time call-filtering technology silently handles the calls you don't want to deal with, freeing you up to focus on welcoming only those calls you actually want to receive. With your imp box in place, the app gives your landline phone superpowers. After seamlessly syncing your iPhone's contacts with your landline at setup, you are ready to receive calls only from people you want to talk to. That means no more spam, scam, telemarketing, robo, or any other unwanted caller of any shape or size. imp is the first smart home answering machine, allowing you to receive and listen to your home's landline voicemails no matter where in the world you are. imp-sters also have the ability to put their landline into "Do Not Disturb" mode, as well as invite others to your landline. Created by our team of experts from the fields of old-school landline technology, secure networks, and modern telecommunications, imp is a new approach to your landline phone experience. With imp you now have the power to welcome calls by design, and silence the rest. To learn more about imp, visit us at: www.joinimp.com

About

MerryIoT for Amazon Sidewalk

Features
Read full description

MerryIoT provides a complete solution for your home and asset monitoring that helps increase a level of security and safety to your property and loved ones. With the help of Amazon Sidewalk, all MerryIoT smart devices stay connected and continue to work over longer distances. A nearby Amazon Sidewalk gateway will pick up messages from the connected MerryIoT device and route them to the MerryIoT application via an integrated AWS cloud with multiple layers of data encryption for customer privacy protection. Today, Amazon Sidewalk include many Echo devices and select Ring devices that securely connect Sidewalk-enabled endpoints to the Amazon Sidewalk network and provide services to you and your neighbors.

Screenshots

imp™3 screens
MerryIoT for Amazon Sidewalk4 screens

Verdict

The call

The clearest difference is update cadence: MerryIoT for Amazon Sidewalk at every 3 weeks against imp™'s every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

imp™ ships an update every 2 months, MerryIoT for Amazon Sidewalk every 3 weeks. The most recent releases landed on June 3, 2026 and September 23, 2026 respectively.

Scorecard1 real difference · 9 level
imp™ versus MerryIoT for Amazon Sidewalk: the parameters behind the verdict, then further details
Parameterimp™MerryIoT for Amazon Sidewalk
PriceFreeFree
Rating5.0 (12 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings12 — better—
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.1 — better13.0
Further details — not scored
Size36 MB34 MB
Age rating4+4+
DeveloperIts My Phone, IncBROWAN COMMUNICATIONS INCORPORATION

In-app purchases

None

imp™

No in-app purchases

None

MerryIoT for Amazon Sidewalk

No in-app purchases

Questions

Is imp™ free?
imp™ is free to download, with no in-app purchases.
Is MerryIoT for Amazon Sidewalk free?
MerryIoT for Amazon Sidewalk is free to download, with no in-app purchases.
Do imp™ or MerryIoT for Amazon Sidewalk have ads?
Neither imp™ nor MerryIoT for Amazon Sidewalk shows ads.
Which is updated more often, imp™ or MerryIoT for Amazon Sidewalk?
imp™ ships an update every 2 months, and MerryIoT for Amazon Sidewalk every 3 weeks. Most recently, imp™ was updated on June 3, 2026 and MerryIoT for Amazon Sidewalk on September 23, 2026.

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