Comparison

UCODE vs Otro

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

Head to head
About

UCODE

Get temporary virtual phone numbers to receive SMS verification codes without revealing your real number. Choose from over 100 countries for quick, private verification on various online services. If no SMS is received, your credit is automatically refunded.

Highlights
  • Temporary virtual phone numbers
  • Receive SMS verification codes
  • Numbers from 100+ countries
  • Automatic refund guarantee
  • Privacy-focused
  • Pay-per-use pricing
Features
Read full description

Need to verify an account without giving out your real phone number? UCODE lets you rent temporary virtual numbers to receive SMS verification codes — quickly and privately. — VIRTUAL NUMBERS FOR SMS — Get a disposable phone number in seconds. Use it to receive SMS verification codes from any service, then let it expire. Your real number stays completely private. • Choose from numbers in 100+ countries worldwide • Receive SMS verification codes directly in the app • Numbers last 20 minutes — no long-term commitment • Automatic refund if no SMS is received before expiration • Works with hundreds of popular services and platforms — HOW IT WORKS — 1. Select a country and service 2. Copy the provided phone number 3. Enter the number on the website or app you want to verify 4. Receive the SMS code in UCODE 5. Done — if no SMS arrives, your credit is refunded — WHY UCODE? — • Fast SMS delivery — most codes arrive within seconds • Global coverage — numbers from countries worldwide • Privacy-first — your real number is never exposed • No subscriptions — transparent pay-per-use pricing • Clean, intuitive interface • Automatic refund guarantee • Regular updates and responsive support — PRIVACY & SECURITY — Your personal phone number stays completely private. Virtual numbers are temporary and disposable — used once and discarded. No personal data is linked to the numbers you rent. No accounts to create on third-party sites with your real number. — SIMPLE PRICING — UCODE uses a credit-based system. Purchase credits and use them to rent virtual numbers. Prices vary by country and service. No subscriptions. No hidden fees. If a number expires without receiving an SMS, your credit is automatically refunded. — POPULAR USE CASES — • Verify accounts on social media, messaging apps, and online services • Keep your real number off websites and sign-up forms • Test services without committing your personal info • Create secondary accounts for work or personal use Download UCODE today — verify accounts, protect your privacy, and keep your real number to yourself. Terms of Use: https://ucode.uk/terms Privacy Policy: https://ucode.uk/privacy

About

Otro

Get a real second phone number for private calls and texts on your iPhone without a new SIM or device. Keep your personal number private for work, sales, or online accounts. Unlimited domestic calls and texts are included.

Highlights
  • Real second phone number
  • Private calls and texting
  • No new SIM or device needed
  • Unlimited domestic calls/texts
  • International calling/texting credits
  • Secure account with Apple sign-in
Features
Read full description

Otro is a real second phone number for calls and texts, right on your iPhone. Choose a number in the country you need and start using it in minutes. No new SIM, no second device. Unlimited calls and texting are included in your plan. Calling and texting other countries is billed from your credit balance, and purchased credits never expire. Share your Otro number freely. Your real number stays private, always. Built for anyone who needs a second line: work calls kept separate from personal ones, a temporary number for marketplace sales or short-term rentals, or a private number for online accounts and dating apps. Sign in with Apple to secure your account and recover it on any device. Manage your subscription, top up credits, and check your rates from Settings. Subscriptions auto-renew until canceled and can be managed anytime in your iOS Settings. Otro's calls are audio-only over the internet and do not support emergency calls to 911, 112, or other local emergency numbers. Use your carrier's Phone app for emergencies. https://getotro.app/terms/

Screenshots

UCODE4 screens
Otro4 screens

Verdict

The call

UCODE and Otro both sit at 4.5 stars, but that hides the real split: 88% of UCODE's written reviews are positive against 0% of Otro's. UCODE also leads on ratings volume (110 vs 6) and update cadence (every 3 weeks vs every 2 months). On price, rating, ads and in-app purchases 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. UCODE sells 3 one-off in-app purchases and Otro sells 6 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

UCODE holds the better App Store score, 4.5 against 4.3. That said, the two scores are not equally well evidenced: UCODE has 110 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 88% of UCODE's written reviews are positive against 0% of Otro's.

UpkeepUpdate frequency

UCODE ships an update every 3 weeks, Otro every 2 months. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

Scorecard3 real differences · 7 level
UCODE versus Otro: the parameters behind the verdict, then further details
ParameterUCODEOtro
PriceFreeFree
Rating4.5 (110 ratings) — better4.3 (6 ratings)
Positive reviews87.5% of reviews — better0.0% of reviews
Number of ratings110 — better6
Update frequencyEvery 3 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS17.016.4 — better
Further details — not scored
Size23 MB63 MB
Age rating4+4+
DeveloperYeti Studio LTDCan Tasar

Customer experience

UCODE

All ratings96 ratings
Positive88.5%
Neutral0.0%
Negative11.5%
Written reviews48 reviews
Positive87.5%
Neutral4.2%
Negative8.3%

Otro

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

3 purchases

UCODE

One-time3
  • 30 Credits Package$2.99
  • 100 Credits Package$9.99
  • 250 Credits Package$24.99
6 purchases

Otro

Subscriptions3
  • Weekly$7.997 Days
  • Monthly$14.991 Month
  • Yearly$79.991 Year
One-time3
  • 100 Credits$4.99
  • 300 Credits$12.99
  • 1000 Credits$34.99

Questions

Is UCODE free?
UCODE is free to download, with in-app purchases available.
Is Otro free?
Otro is free to download, with in-app purchases available.
Which has better reviews, UCODE or Otro?
UCODE is rated higher. UCODE averages 4.5 out of 5 from 110 ratings, while Otro averages 4.3 from 6 ratings.
Do UCODE or Otro have ads?
Neither UCODE nor Otro shows ads.
Which is updated more often, UCODE or Otro?
UCODE ships an update every 3 weeks, and Otro every 2 months. Most recently, UCODE was updated on November 9, 2026 and Otro on November 10, 2026.

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