Comparison

Si4Keyboard vs Verify SMS

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

Head to head
About

Si4Keyboard

Features
Read full description

Si4Key: Secure Your Input, Empower Your Identity Si4Key is a privacy-first companion keyboard designed to enhance your existing input method with seamless local encryption, one-tap digital signature, and offline key management. Whether you’re sending private messages, signing documents, or inputting sensitive data, Si4Key ensures that every keystroke stays secure — without changing how you type. Key Features: • Local-first encryption — your input never leaves your device • Built-in support for OpenPGP/GPG digital signatures • Offline key storage — no cloud syncing, you’re in full control • Minimal and intelligent design — easy to use, smart when needed • Supports multiple languages with future-ready architecture Why Si4Key? Because your input method deserves the same level of protection as your data. Si4Key doesn’t replace your keyboard — it strengthens it. “Typing should be private. Signing should be simple. Si4Key makes both possible.”

About

Verify SMS

Receive SMS verification codes online without revealing your personal phone number. Get instant virtual numbers from over 200 countries for hundreds of services, with a fast refund guarantee if codes aren't received.

Highlights
  • Instant virtual phone numbers
  • SMS codes for 700+ services
  • 200+ countries supported
  • Automatic 2-minute refund guarantee
  • Pay-as-you-use credit system
  • Zero advertisements
  • Real privacy protection
Features
Read full description

VerifySMS is the fastest and most affordable way to receive SMS verification codes online — without sharing your real phone number. Need to verify WhatsApp, Telegram, Instagram, TikTok, Google, Facebook, Twitter/X, Snapchat, Discord, Tinder, Bumble, Hinge, Amazon, Netflix, PayPal, Venmo, Cash App, Revolut, Wise, Uber, Lyft, DoorDash, Fiverr, Upwork, Threads, Reddit, Pinterest, LinkedIn, Binance, Coinbase, Bybit, Crypto.com, KuCoin, OKX, eBay, or any other service? Get a virtual phone number in seconds, receive your SMS code, and move on. It's that simple. ---------------------------- WHY VERIFYSMS? Unlike other apps that make you wait 20 minutes for a refund, VerifySMS gives you a full refund in just 2 minutes if no SMS is received. No questions asked, no waiting around — your money stays yours. • INSTANT NUMBERS — Get a virtual phone number in seconds from 200+ countries worldwide • AUTOMATIC REFUND — No SMS within 2 minutes? Full credit refund, instantly • PAY WHAT YOU USE — No subscriptions, no hidden fees. Buy credits and use them whenever you want • ROCK-BOTTOM PRICES — Starting from just cents per verification. The most competitive rates in the market • ZERO ADS — No pop-ups, no banners, no interruptions. Ever. • 700+ SERVICES — WhatsApp, Telegram, Instagram, Facebook, Google, TikTok, Twitter/X, Snapchat, Discord, Tinder, Bumble, Amazon, Netflix, eBay, PayPal, Uber, Lyft, LinkedIn, and hundreds more • REAL PRIVACY — We don't track you. We don't sell your data. Your verification, your business. ---------------------------- HOW IT WORKS 1. Choose a service — Pick the app or website you need to verify (WhatsApp, Instagram, etc.) 2. Select a country — Choose from 200+ countries with available numbers 3. Get your number — A virtual phone number is assigned to you instantly 4. Enter the number — Use it on the service you're verifying 5. Receive your code — The SMS verification code appears in the app within seconds 6. Done! — Verification complete. Your real number stays private. That's it. No SIM cards, no contracts, no hassle. ---------------------------- WHO USES VERIFYSMS? • Privacy-conscious users who don't want to share their real number with every app • Travelers who need local numbers without buying a SIM card • Freelancers and entrepreneurs managing multiple accounts • Developers and QA testers who need to verify accounts quickly • Anyone tired of unwanted calls and texts after signing up for services ---------------------------- WHAT MAKES US DIFFERENT Most SMS verification apps charge you even when the code never arrives. We don't. Our 2-minute refund guarantee means you only pay for successful verifications. Combined with the lowest prices in the market and absolutely zero advertising, VerifySMS is built for people who value their time and money. We support 700+ services across 200+ countries, with new numbers added daily. Whether you need a US number for Google, a UK number for WhatsApp, or a German number for Amazon — we've got you covered. ---------------------------- PRICING • Pay-as-you-go credits — no subscription required • Prices vary by country and service • Bulk credit packages available at discounted rates • Unused credits never expire ---------------------------- SUPPORTED PLATFORMS WhatsApp, Telegram, Instagram, Facebook, Google, Gmail, TikTok, Twitter/X, Snapchat, Discord, Tinder, Bumble, Hinge, Amazon, Netflix, Spotify, eBay, PayPal, Uber, Lyft, LinkedIn, Microsoft, Apple, Yahoo, Pinterest, Reddit, Steam, Epic Games, Roblox, Vinted, OLX, and 650+ more ---------------------------- Your privacy matters. VerifySMS — fast, affordable, private. Terms of Use: https://verifysms.app/terms Privacy Policy: https://verifysms.app/privacy Support: https://verifysms.app/support

Screenshots

Si4Keyboard4 screens
Verify SMS4 screens

Verdict

The call

The clearest difference is price: Verify SMS at Free against Si4Keyboard's $0.99. Verify SMS also leads on update cadence (every 4 days vs fortnightly). Si4Keyboard's advantage is in-app purchases (none vs 7). On 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

Verify SMS is free to download; Si4Keyboard costs $0.99 up front. Verify SMS sells 7 one-off in-app purchases. Si4Keyboard asks for nothing beyond the download.

UpkeepUpdate frequency

Si4Keyboard ships an update fortnightly, Verify SMS every 4 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard3 real differences · 7 level
Si4Keyboard versus Verify SMS: the parameters behind the verdict, then further details
ParameterSi4KeyboardVerify SMS
Price$0.99Free — better
Rating—4.3 (12 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—12 — better
Update frequencyFortnightlyEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS17.616.0 — better
Further details — not scored
Size14 MB22 MB
Age rating17+4+
Developer文焕 陈SERHAT DOGAN

In-app purchases

None

Si4Keyboard

No in-app purchases

7 purchases

Verify SMS

One-time7
  • 1 Dollar Credits$0.99
  • 3 Credits$2.99
  • 5 Dollar Credits$4.99
Show 4 more
  • 10 Dollar Credits$9.99
  • 20 Dollar Credits$19.99
  • 50 Dollar Credits$49.99
  • 100 Dollar Credits$99.99

Questions

Is Si4Keyboard free?
Si4Keyboard costs $0.99, with no in-app purchases.
Is Verify SMS free?
Verify SMS is free to download, with in-app purchases available.
Do Si4Keyboard or Verify SMS have ads?
Neither Si4Keyboard nor Verify SMS shows ads.
Which is updated more often, Si4Keyboard or Verify SMS?
Si4Keyboard ships an update fortnightly, and Verify SMS every 4 days. Most recently, Si4Keyboard was updated on November 8, 2026 and Verify SMS on November 5, 2026.

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