File requirements

Select the type of data to be uploaded:

CRM data

Expansion

CSV

Maximum size

1 GB

Encoding

UTF-8 or Windows-1251

Entry format

The first data string should list the field names, separated by commas. Each data string is a separate client entry (multiple anonymous IDs can be found for one string). Entry fields are separated by commas.

Field values can be hashed (SHA-256). To make sure that values are processed correctly, when creating a segment, enable the Hashed data option and select the appropriate hashing algorithm.

Warning

Starting January 2025, uploading new MD5 hashes is no longer supported. To upload new data, use SHA‑256.

The entry must contain at least one of these fields: phone, email. The remaining fields are optional.

phone

Phone number.

A string of numbers that contains the mobile phone number and country code. You cannot insert spaces or use additional symbols.

79995551111

7 (999) 555-11-11

email

Email address.

A string of Latin characters, including the @ symbol and the domain name. You cannot use uppercase letters.

mail@yandex.ru

Mail@yandex.ru

external_id

The client ID in the CRM.

Alphanumeric string without spaces or extra characters.

There are other fields that contain information about the client, such as the client's gender or date of birth.

Example of an entry without hashed values

external_id,phone,email,gender,birthdate
1,79876543210,mail@yandex.ru,M,01.01.1970
2,79012345678,example2@yandex.ru,F,01.01.1980

SHA-256 hashing example

external_id,phone,email,gender,birthdate
1,90f42df8309cc6c1dfd430a3f4ea7d6bfaa19f1853c6d16ec5ca30b40006476a,b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9,M,01.01.1970
2,d5579c46dfcc7f18207013e65b44e4cb4e2c2298f4ac457ba8f82743f31e930b,d3920c46dfcc7f18207013e65b44e4cb4e2c2298f4ac457ba8f23482f31e327b,F,01.01.1980

Minimum number of entries

100

Mobile device IDs

Expansion	CSV or TXT
Maximum size	1 GB
Encoding	UTF-8 or Windows-1251
Entry separator	Comma `aaaaaaaa-bbbb-cccc-1111-222222222200,aaaaaaaa-bbbb-cccc-1111-222222222201` Line break `aaaaaaaa-bbbb-cccc-1111-222222222200 aaaaaaaa-bbbb-cccc-1111-222222222201` Tab `aaaaaaaa-bbbb-cccc-1111-222222222200 aaaaaaaa-bbbb-cccc-1111-222222222201`
Entry format	Android (GAID) Lowercase alphanumeric string separated by hyphens. `aaaaaaaa-bbbb-cccc-1111-222222222200` iOS (IDFA) Uppercase alphanumeric string separated by hyphens. `AAAAAAAAA-BBBB-CCCC-1111-222222220000` `aaaaAAAAABBBBCCCC1111222222220000` Data in your file can be hashed (SHA-256). In this case, each entry must be hashed separately. Warning Starting January 2025, uploading new MD5 hashes is no longer supported. To upload new data, use SHA‑256. SHA-256 hashing example `7f5a79d4db79f26ed3c0561ac2fa6d67dd5d37671a5a49485a0ad1b98250177f e61ac33a64f562fbc02e3c6eaab03ef9fa9c3a142a3492bde07339fe45e9fd7a 91cf462f2f542a7e6f19ef7f0b5d0d046cc566cc4da58d3a62a48c5a6fa24de5`
Minimum number of entries	100

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