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AppShai Research

Practical answers for bulk number-checking workflows

Learn what each check means, prepare reliable TXT input and keep registration, activity, unknown and exception results in the right context.

These guides document supported workflows and interpretation boundaries. Live fields, task status and final credit deduction are confirmed in the signed-in dashboard.

WhatsApp1 min

Eritrea +291 WhatsApp Full Format: Let a Small Pilot Decide Whether to Scale

Use a blind sample, field-family acceptance and stop conditions to decide whether an Eritrea +291 WhatsApp Full Format task should scale.

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WhatsApp1 min

Libya +218 WhatsApp Full Format Is Not Complete Just Because It Has More Columns

Accept Libya +218 WhatsApp Full Format through schema version, required fields, unknown semantics and count reconciliation rather than column count.

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WhatsApp1 min

Foreign Phones in a Cuba Business List Must Not Become “Local Users” from Demographics

Separate Cuba business market, phone country and WhatsApp Gender and Age observations so foreign contacts are not relabelled as local users.

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WhatsApp1 min

Peru +51 Shared and Business Phones: One Avatar Does Not Equal One Person

Handle WhatsApp avatar observations for Peru +51 shared household and business phones without binding one image automatically to one customer identity.

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WhatsApp1 min

Guinea +224 WhatsApp Avatars: Do Not Mix Guinea-Bissau or Equatorial Guinea

Use country evidence and numbering plans to separate Guinea, Guinea-Bissau and Equatorial Guinea before interpreting WhatsApp avatar blanks.

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WhatsApp1 min

Gabon +241 WhatsApp Full Format Supplier Acceptance Beyond Return Rate

Accept a Gabon +241 WhatsApp Full Format delivery through provenance, formatting, field-family missingness, mapping conflicts and deletion execution.

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WhatsApp1 min

Write a Data Contract Before Importing Vietnam +84 WhatsApp Full Format

Define names, states, versions and access for Vietnam +84 WhatsApp Full Format without flattening it into Zalo or other platform data.

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WhatsApp1 min

Sudan +249 WhatsApp Avatar Delivery: Why Sales Should Not Receive Images by Default

Deliver Sudan +249 WhatsApp avatar results as observation states and timestamps by default, opening images only for controlled short-term review.

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WhatsApp1 min

Mauritania +222 Demographics: A Partner-Heavy Sample Is Not a National Profile

Label source weight, unknowns and coverage limits in a multi-source Mauritania +222 WhatsApp Gender and Age report.

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WhatsApp1 min

Run Namibia +264 Avatar Checking Only After Country Evidence Is Recovered

Connect Namibia +264 country-evidence recovery and WhatsApp avatar observation as two stages so guessed phones are not profiled.

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WhatsApp1 min

North Macedonia +389 WhatsApp Avatars: Transliteration Cannot Verify Identity

Separate North Macedonia +389 phones, name transliteration and WhatsApp avatar observations without using spelling similarity to verify identity or language.

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WhatsApp1 min

Spain +34 WhatsApp Full Format: Give Every Excel Column Lineage and Expiry

Assign column-level provenance, purpose, access and expiry to Spain +34 WhatsApp Full Format instead of importing the entire workbook into CRM.

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60+

supported platforms

220+

countries and regions

98%+

operational checking accuracy

First-party operational figures last reviewed in August 2026. Individual task results depend on input quality and live availability.

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