Comparison

SMTP PROMOTION vs Phone Validator

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

Head to head
About

SMTP PROMOTION

Features
Read full description

Le meilleur moyen de suivre l’avancement de votre projet immobilier. Nous permettons aux vendeurs de biens immobiliers de mettre à disposition de leurs acquéreurs un espace client afin de réinventer l’expérience client d’un achat immobilier. Vous pouvez retrouver sur cet espace client une multitude d’informations, vous pourrez fournir des documents (ex : offre de prêt), signer électroniquement des contrats, récupérer des documents (attestation de vente), et plein d’autres choses ! L’application SMTP PROMOTION comprend notamment : - Tableau de bord - Suivi notaire - Messagerie - Actualités - FAQ - Galerie de photos - Vidéos - Parcours client - Catalogue de choix des matériaux - Documents juridiques - Suivi des paiements

About

Phone Validator

Quickly verify phone numbers to identify their line type (mobile, landline, VoIP, or invalid). Supports individual checks and bulk uploads via CSV for efficient contact list cleaning and data validation.

Highlights
  • Bulk phone number lookup
  • Export results to CSV
  • Individual phone number check
  • Detailed logs
  • Supports all countries
Features
Read full description

Looking to clean your contact lists and verify phone numbers quickly and accurately? Phone Validator is the must-have app that helps you identify the line type of any phone number—mobile, landline, VoIP, or invalid—in just a few clicks. Whether you're validating a single number or thousands at once, our app makes the process simple, fast, and reliable. We use Twilio for this app, all you need to do is register a Twilio account before starting using this app. The look up service is almost 100% correctness for US/CA phone numbers, but it will work for the other countries too! Our Phone Validator app will help you check phone number line type: mobile, landline, voiceip, or invalid... in bulk by uploading a CSV file to the app and click Verify to start checking. Some impressive features: - Bulk phone number look up: mobile, landline, voip... - Export to CSV file with the line type details. - Individual phone number line type check. - Very detail log, both from app and from Twilio API call. - Support all countries, not only US/CA! Perfect for: - Marketing teams cleaning up lead databases - Businesses validating customer contact info - Developers and data analysts working with phone data - Anyone who needs to avoid invalid or wrong phone types IMPORTANT NOTES: after finish cleaning up, you need to export to result to CSV, if not, the new import will remove the old data, you have to re-check the old one if you need it again! Whether you're a marketer, a CRM admin, or just someone trying to organize your contact list, Phone Validator gives you the tools you need to keep your data clean and reliable.

Screenshots

SMTP PROMOTION4 screens
Phone Validator4 screens

Verdict

The call

The clearest difference is in-app purchases: SMTP PROMOTION at none against Phone Validator's 1. SMTP PROMOTION also leads on iOS requirement (12 vs 15.6). Phone Validator's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads 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. Phone Validator sells 1 one-off in-app purchase. SMTP PROMOTION asks for nothing beyond the download.

UpkeepUpdate frequency

SMTP PROMOTION ships an update every 3 months, Phone Validator every 3 weeks. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 5 level
SMTP PROMOTION versus Phone Validator: the parameters behind the verdict, then further details
ParameterSMTP PROMOTIONPhone Validator
PriceFreeFree
Positive reviews—0.0% of reviews
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12 — better15.6
Further details — not scored
Size56 MB36 MB
Age rating4+17+
DeveloperUnlatchNghi Doan

In-app purchases

None

SMTP PROMOTION

No in-app purchases

1 purchases

Phone Validator

One-time1
  • Remove ads forever$9.99

Questions

Is SMTP PROMOTION free?
SMTP PROMOTION is free to download, with no in-app purchases.
Is Phone Validator free?
Phone Validator is free to download, with in-app purchases available.
Do SMTP PROMOTION or Phone Validator have ads?
Neither SMTP PROMOTION nor Phone Validator shows ads.
Which is updated more often, SMTP PROMOTION or Phone Validator?
SMTP PROMOTION ships an update every 3 months, and Phone Validator every 3 weeks. Most recently, SMTP PROMOTION was updated on October 14, 2026 and Phone Validator on October 12, 2026.

Other comparisons