Comparison

Quo (formerly OpenPhone) vs Lockii

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

Head to head
About

Quo (formerly OpenPhone)

This business communication platform integrates calls, texts, and customer data into a single system. It offers AI-powered call answering, flexible routing, and a mini CRM to enhance customer relationships and streamline operations for growing businesses.

Highlights
  • Integrated calls and texts
  • Mini CRM with customer notes
  • AI-powered 24/7 call answering
  • Shared inboxes for team visibility
  • Flexible call routing
  • Customizable contact properties
Features
Read full description

Never lose a customer with Quo. The only phone system that helps businesses continue to build personal customer relationships at scale. Trusted by more than 90,000 companies — from fast-growing startups to Fortune 500s — and rated #1 in customer satisfaction on G2. Quo brings calls, texts, and customer information together in one platform. Bring clarity to every conversation. Shared inboxes, internal notes, and a mini CRM, gives every teammate the visibility and context they need to make sure each customer doesn't get missed. Respond to every customer. Fast. Built-in AI answers calls 24/7, flexible call flows route customers instantly, and custom contact properties ensure you're there when your customer needs you, while never missing a detail. Scale effortlessly as you grow. From your first customer to your thousandth, Quo adapts with you. No complex setup, no additional training, no growing pains. With Quo, it’s never been easier to close more deals, support more customers, and grow your business — without losing the human touch. Terms of use: https://www.quo.com/terms Privacy policy: https://www.quo.com/privacy

About

Lockii

This platform automates the entire rental process for businesses, enabling 24/7 self-service operations. It handles bookings, customer verification, access control, communication, and returns, significantly reducing the need for staff intervention.

Highlights
  • Automated booking management
  • Contactless customer verification
  • Automated access code generation
  • GPS item tracking
  • Automated customer communication
  • Photo and GPS return confirmation
Features
Read full description

Run a fully automated rental business. Lockii is the all-in-one platform for contactless rentals. Manage bookings, automate pickups & returns, track items with GPS, and automate customer communication - all from one system. With Lockii, rental businesses can operate 24/7 self-service hire locations without needing staff onsite, or staff intervention with bookings. From trailers and vehicles to bikes, equipment, and outdoor gear, Lockii powers modern rental companies around the world. Automate Your Entire Rental Workflow Lockii handles the entire rental lifecycle: • Customers book online • Identity verification confirms the renter • Access codes are generated and sent to unlock the item • Automated messaging guides the hire • Returns are confirmed with photos and GPS Over 95% of bookings run without human involvement at all, allowing businesses to scale faster and reduce labour costs. Who Lockii Is For Lockii is designed for rental businesses of all types: • Trailer hire • Car rentals • Bike and scooter rentals • Equipment hire • Outdoor gear rentals • Self-service vending rentals Why Businesses Choose Lockii • Operate rental locations without staff • Reduce operational costs • Expand to new locations faster • Increase asset utilisation • Deliver a modern self-service experience Lockii integrates bookings, payments, access control, and tracking into a single platform designed specifically for contactless rental businesses.

Screenshots

Quo (formerly OpenPhone)4 screens
Lockii4 screens

Verdict

The call

The clearest difference is rating: Lockii at 5.0 against Quo (formerly OpenPhone)'s 4.4. Lockii also leads on in-app purchases (none vs 5). Quo (formerly OpenPhone)'s advantage is ratings volume (11K vs 1) and chart position (#54 vs unranked). On price, ads, device support and iOS requirement 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. Quo (formerly OpenPhone) sells 5 in-app purchases, starting at $21.00 per month. Lockii asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Lockii holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Quo (formerly OpenPhone) has 11K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Quo (formerly OpenPhone) ships an update every 9 days, Lockii every 3 weeks. The most recent releases landed on November 12, 2026 and November 9, 2026 respectively.

Scorecard6 real differences · 5 level
Quo (formerly OpenPhone) versus Lockii: the parameters behind the verdict, then further details
ParameterQuo (formerly OpenPhone)Lockii
PriceFreeFree
Rating4.4 (11K ratings)5.0 (1 ratings) — better
Positive reviews33.5% of reviews—
Number of ratings11K — better1
Update frequencyEvery 9 days — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#54 — better—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size139 MB76 MB
Age rating4+4+
DeveloperOpenPhone Technologies IncBodhi Hawken

Customer experience

Quo (formerly OpenPhone)

All ratings10,819 ratings
Positive84.2%
Neutral3.9%
Negative11.9%
Written reviews779 reviews
Positive33.5%
Neutral8.1%
Negative58.4%

Lockii

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Quo (formerly OpenPhone)

Reported bugs

20 issues
  • Messages don't always appear
  • Does Not Work for SMS Verification
  • Bad connection
  • OTP malfunction
  • Issues with calls showing as scam
Show 15 more
  • Muffled sound quality
  • Incorrect notifications
  • Calls not ringing or going to voicemail
  • Texts not sending
  • Dropped calls
  • Syncing issues with contacts
  • Delayed notifications
  • Ringtone issues
  • Billing issues
  • Account blocking
  • Porting issues
  • Inability to delete messages
  • Call quality issues
  • Number showing as spam
  • Inability to search messages by number

Requested features

5 requests
  • Make it Conference Call option
  • Custom Notification Tones
  • Transfer Call & 3 Way
  • Dark mode option
  • Advanced analytics dashboard

Lockii

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Quo (formerly OpenPhone)

Subscriptions5
  • Starter Plan7 Days trial$21.001 Month
  • Starter Plan - 2 Numbers$26.001 Month
  • Starter Plan - 3 Numbers$31.001 Month
Show 2 more
  • Starter Plan - 4 Numbers$51.991 Month
  • Starter Plan - 5 Numbers$64.991 Month
None

Lockii

No in-app purchases

Questions

Is Quo (formerly OpenPhone) free?
Quo (formerly OpenPhone) is free to download, with in-app purchases available.
Is Lockii free?
Lockii is free to download, with no in-app purchases.
Which has better reviews, Quo (formerly OpenPhone) or Lockii?
Lockii is rated higher. Quo (formerly OpenPhone) averages 4.4 out of 5 from 11K ratings, while Lockii averages 5.0 from 1 ratings.
Do Quo (formerly OpenPhone) or Lockii have ads?
Neither Quo (formerly OpenPhone) nor Lockii shows ads.
Which is updated more often, Quo (formerly OpenPhone) or Lockii?
Quo (formerly OpenPhone) ships an update every 9 days, and Lockii every 3 weeks. Most recently, Quo (formerly OpenPhone) was updated on November 12, 2026 and Lockii on November 9, 2026.

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