Comparison

Sideline vs OMI

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

Head to head
About

Sideline

This app provides a separate phone number for calls and texts, allowing you to maintain privacy by not sharing your personal number. It offers features like unlimited texting, custom voicemail, and auto-replies, all while using your carrier's reliable network.

Highlights
  • Second phone number for private calls and texts
  • Unlimited SMS and MMS messaging
  • Customizable voicemail with transcripts
  • Auto-reply for missed calls
  • Choose or port a phone number
  • Reliable cellular calling (not VoIP)
Features
Read full description

Sideline gives you a second phone number for calling and texting—so you can stay connected without sharing your real number. Get the app today to keep your personal number private. Whether you're working, selling online, or just want more control over who can reach you, Sideline makes it easy to separate your communications. Get a second phone number, send unlimited texts, and manage calls with powerful tools—all from one app. Sideline works over your carrier network (not VoIP), so your second number is as reliable as your first. Take control of your privacy and communication with Sideline. WHY SIDELINE? Protect Your Personal Number: - Get a second phone number for private calling and texting - Keep your real number separate and secure - Choose a local area code (or an area code of your choice) - Includes Caller ID and custom voicemail - Reliable cellular calling (not VoIP) Private Texting & Calling: - Send unlimited SMS and MMS messages - Use your second number for work, marketplace listings, or signups - Call and text without revealing your personal number - Access your number from multiple devices Stay in Control: - Auto-Reply sends instant responses when you miss a call - Custom voicemail with message transcripts - Port your existing number to Sideline - Block unwanted callers and manage contacts Smart Communication Tools: - Save and reuse frequently sent texts - Add notes to conversations and contacts - Stay organized without mixing personal and business messages USE SIDELINE FOR: - Private texting and calling - Work or business communications - Online buying and selling (Craigslist, Facebook Marketplace, etc.) - Protect your personal number FREQUENTLY ASKED QUESTIONS What is Sideline, and how does a second phone number work? Sideline is a second phone number app that lets you call and text from a separate number on your smartphone. Just download the Sideline app, and your Sideline number will work alongside your primary number, so you can keep personal and secondary communications separate without needing a second phone. Can I use Sideline for private texting and calling? Yes. Sideline is designed for private texting and calling, so you don't have to share your personal phone number with strangers and businesses. Use your second number for work, online selling, dating, or any situation where you want more privacy. Is Sideline reliable for calls and texts? Sideline uses your carrier's cellular network (not VoIP), which means your calls are clear and reliable—just like your regular phone number. You can send unlimited SMS and MMS messages and make calls with confidence. Can I choose or transfer my phone number? Yes. You can select a second phone number with an area code of your choice, or port (transfer) your existing number to Sideline. This makes it easy to keep a number you already use while gaining more privacy and features. Who is Sideline for? Sideline is for anyone who wants a second phone number to keep their personal number private and their communications organized—like professionals and business owners who don't want to carry a second phone, people buying and selling online who don't want to share their real number, freelancers who need to manage client communications—and anyone who values privacy and wants to control who can reach their real number. Do I need to provide a government-issued ID to create a Sideline account? No. You do not need to submit a government-issued ID to sign up for Sideline. Instead, you'll verify your account using two-factor authentication (2FA). DOWNLOAD SIDELINE TODAY Get a second phone number for private texting and calling. Stay connected—without giving out your personal number. LEGAL © 2026 Pinger, Inc. All rights reserved. The TextFree name, associated trademarks, and logos are trademarks of Pinger, Inc. or related entities. Terms of Service: https://www.sideline.com/terms-of-service/ Privacy Policy: https://www.sideline.com/privacy-policy/

About

OMI

Manage all aspects of your property digitally, from digital intercom and common area reservations to bill payments and visitor pre-authorization. Stay informed with digital circulars and access a panic button for security.

Highlights
  • Digital intercom
  • Common area reservations
  • PQR submissions
  • Utility and administration payments
  • Panic button
  • Visitor pre-authorization
  • Digital circulars and documents
Read full description

Bienvenido a OMI, tu app para propiedad horizontal, te ayudaremos de ahora en adelante a llevar todos los temas relacionados con tu propiedad de manera fácil, comoda y digital. Recuerda que es muy importante que para el correcto funcionamiento de la plataforma tu administrador ya haya inscrito tu copropiedad. Si no lo ha hecho que esperas para decirle !, recuerda que OMI es gratuito y esta disponible para todos. Maneja todos los aspectos de tu propiedad en un solo lugar - Comunicate con nuestra citofonía digital - Reserva tus áreas comunes de manera ágil y sencilla - Deja tus PQRs - Paga tus servicios públicos y la administración desde un solo lugar fácil y seguro. - Toma el control con un botón de pánico - Agiliza la entrada de visitantes con los preautorizados. - Recibe circulares y documentos de la administración de manera digital. Si tu eres administrador de propiedades, contáctanos

Screenshots

Sideline4 screens
OMI4 screens

Verdict

The call

The clearest difference is review sentiment: OMI at 100% against Sideline's 35%. OMI also leads on rating (5.0 vs 4.4) and in-app purchases (none vs 10). Sideline's advantage is ratings volume (15K vs 1) and chart position (#22 vs unranked). On price, update cadence and ads 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. Sideline sells 10 in-app purchases, starting at $0.99 per month. OMI asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

OMI holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Sideline has 15K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 35% of Sideline's written reviews are positive against 100% of OMI's.

UpkeepUpdate frequency

Sideline ships an update every 2 weeks, OMI every 3 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard8 real differences · 3 level
Sideline versus OMI: the parameters behind the verdict, then further details
ParameterSidelineOMI
PriceFreeFree
Rating4.4 (15K ratings)5.0 (1 ratings) — better
Positive reviews35.5% of reviews100.0% of reviews — better
Number of ratings15K — better1
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#22 — better—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.011.0 — better
Further details — not scored
Size163 MB37 MB
Age rating12+4+
DeveloperPinger, Inc.PappCorn SAS

Customer experience

Sideline

All ratings14,840 ratings
Positive83.4%
Neutral4.3%
Negative12.2%
Written reviews234 reviews
Positive35.5%
Neutral11.5%
Negative53.0%

OMI

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Sideline

Reported bugs

4 issues
  • Text messages not delivering properly
  • Missed call notifications not working
  • Billing and account management issues
  • Compatibility problems with VPNs and other apps

Requested features

5 requests
  • Ability to separate business and personal contacts
  • Web/desktop messaging functionality
  • Apple Watch app integration
  • Improved search and organization tools
  • More customization options

OMI

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Sideline

Subscriptions10
  • Sideline Standard EarlyAdopter$0.991 Month
  • Sideline Standard - Early User$2.991 Month
  • Voicemail to Text$2.991 Month
Show 7 more
  • No Ads$2.991 Month
  • Sideline Subscription$14.491 Month
  • Sideline - Monthly plan1 Month trial$14.491 Month
  • Sideline Pro – Monthly Plan7 Days trial$14.991 Month
  • Sideline Pro – Monthly1 Month trial$14.991 Month
  • Sideline$99.001 Year
  • Sideline - Yearly Plan1 Month trial$129.991 Year
None

OMI

No in-app purchases

Questions

Is Sideline free?
Sideline is free to download, with in-app purchases available.
Is OMI free?
OMI is free to download, with no in-app purchases.
Which has better reviews, Sideline or OMI?
OMI is rated higher. Sideline averages 4.4 out of 5 from 15K ratings, while OMI averages 5.0 from 1 ratings.
Do Sideline or OMI have ads?
Neither Sideline nor OMI shows ads.
Which is updated more often, Sideline or OMI?
Sideline ships an update every 2 weeks, and OMI every 3 weeks. Most recently, Sideline was updated on November 6, 2026 and OMI on November 3, 2026.

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