These limits are the same on iPhone, iPad and Android. Lengths are counted in characters.

Projects and names

WhatLimit
Project name80 characters
Record type name80 characters
Field (question) name80 characters
Your name in Settings100 characters
Name of a map you add60 characters
Project backup you openUp to 32 GB in all, with no single file inside it over 8 GB, and up to 100,000 files

There's no set number of projects, record types or records. The device's free space is what limits them.

Forms

WhatLimit
Conditions for showing one question10. See show questions only when they apply.
Answers and numbers in Calculate from answers8
Parts in Join answers8
Ranges in Sort a number into ranges50
Decimal places of a worked-out number0 to 6
Fixed text in a worked-out answer100 characters for each piece

See fill in answers automatically.

Photos and other media

WhatLimit
Attachments on one record32 in all: photos, videos, voice notes and signatures together
Photos chosen from the library at once20, and no more than the record still has room for
Photos a record type can require0 to 20
Photos a record type can allow1 to 20, or No limit
One voice note10 minutes. Recording stops and the note is kept.

See photos with on-site info and markup and video tracks and voice notes.

Shapes and positions

WhatLimit
Points (vertices) in one line or area100,000, whether walked with GPS, drawn or edited
Undo while editing a shapeThe last 50 changes
Distance to an offset point6,561 ft (2,000 m)
Antenna height (m)0 to 99.999 meters (about 328 ft), with up to three decimals

When you zoom out over many records, the map draws a share of them and says Not every record is shown at this zoom. Zoom in to see them all. Your records are all still there.

Inspections

WhatLimit
Assets in one inspection round500
Custom number of days for an inspection interval1 to 36,500
Problem level1 to 5
What did you find? for one problem2,000 characters

Editing many records

WhatLimit
Records changed at once with Change selected records5,000. More shows Select at most 5,000 records at a time.

Importing data

WhatLimit
One file2 GB
Free space neededAbout three times the file's size. Otherwise There is not enough room on this device.
Layers or sheets offered from one fileThe first 64
Columns read from one layer or sheetThe first 128
Shapefiles or KML files in one ZIP1
Excel workbooks.xlsx only

See import records from files and an import didn't work.

Reference layers

WhatLimit
Reference layers in one project8
Shapes in one reference layer500,000

Maps

WhatLimit
Maps you add50
A map service's address2,048 characters
One area saved for offline use50,000 tiles and 1 GB
Detail of a saved areaStandard up to zoom level 17, Detailed up to 19
Downloads on mobile dataUp to 20 MB. Larger ones wait for Wi-Fi unless you allow mobile data.
Space kept free when saving a map200 MB

Some map providers set their own, lower limits. See why some maps can't be saved offline.

Reports and exports

WhatLimit
Records in one PDF report1,000 (Record limit)
Photos and other attachments in one report200 (Media limit)
Photos in a one-record report50
First point number in a survey point file1 to 999,999,999

When more match than the limits allow, the report says This report includes part of the matching data. PDF and Excel contain the same included records. See make a PDF report.

Files and support

WhatLimit
Connected locations in Data Files3. A fourth shows You can mount up to 3 locations. Disconnect one to add another.
Crash reports kept on the deviceThe 5 most recent