New user credit availableContact support
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.

Activity Check1 min

When Should You Recheck Phone Numbers? A Refresh-Cadence Model for Cross-Border Lists

Avoid weekly or monthly full-database rechecks; set differentiated cadence from field decay, decision timing, events, check cost and error consequence.

Read guide
Activity Check1 min

Large-Scale Activity Checking: Capacity, Batches, Recovery and Cost Planning

Plan large-scale activity checking with arrival rate, throughput, backlog, recovery objectives and expiry windows instead of treating a peak demo as sustainable capacity.

Read guide
Activity Check1 min

LINE vs Zalo vs Viber: Market Validation and Number-Checking Tasks in Asia

Choose LINE, Zalo or Viber from customer evidence and pilot outcomes, then compare each platform’s actual number-checking tasks without inventing interchangeable fields.

Read guide
Activity Check1 min

WhatsApp vs Telegram Number Checking: Tasks, Fields, and Use Cases

Compare WA/WS and TG registration, activity, demographic and full-format schemas without assuming similarly named tasks return the same evidence.

Read guide
Activity Check1 min

Registration Check vs Activity Check: Which One Supports ROI Decisions?

Choose registration or activity checks by decision cost, and separate data quality, operational savings and incremental revenue from activity observations.

Read guide
Activity Check1 min

Does Your Company Need a Number-Checking API? File Workflow vs Integration Readiness

Assess API need through volume, latency, exception handling, audit and engineering readiness; AIPUSH’s current TXT-to-Excel workflow must not be presented as an API.

Read guide
Activity Check1 min

Where Are LINE, Zalo, and Viber Popular? 2026 Market Guide

Compare LINE, Zalo and Viber core markets in 2026, then choose a business messaging channel using current official data, first-party customer preferences and local pilots.

Read guide
Activity Check1 min

WhatsApp vs Telegram Number Checker: Fields, Use Cases, and Key Differences

Compare WhatsApp (WA/WS) and Telegram (TG) number-checking fields, use cases, data freshness, and CRM workflows to choose the right task for a permissioned list.

Read guide
Activity Check1 min

How Much Can Number Deduplication Save? Duplicate Rate, Unit Cost, and Rework

Calculate real number-deduplication savings from source rows, normalized successes, unique phones, exceptions, unit price, and rework instead of promising 15%.

Read guide

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.

Join AppShai

Connect global social platforms
Work with the audience you need

Sign up / Log in
WhatsApp
WhatsApp
Telegram support
Telegram support
Telegram channel
Telegram channel