diff --git a/lib/nfc/protocols/mifare_ultralight.c b/lib/nfc/protocols/mifare_ultralight.c
index 034ea4f74..f0ffa226c 100644
--- a/lib/nfc/protocols/mifare_ultralight.c
+++ b/lib/nfc/protocols/mifare_ultralight.c
@@ -1871,3 +1871,14 @@ bool mf_ul_prepare_emulation_response(
 
     return tx_bits > 0;
 }
+
+bool mf_ul_is_full_capture(MfUltralightData* data) {
+    if(data->data_read != data->data_size) return false;
+
+    // Having read all the pages doesn't mean that we've got everything.
+    // By default PWD is 0xFFFFFFFF, but if read back it is always 0x00000000,
+    // so a default read on an auth-supported NTAG is never complete.
+    if(!(mf_ul_get_features(data->type) & MfUltralightSupportAuth)) return true;
+    MfUltralightConfigPages* config = mf_ultralight_get_config_pages(data);
+    return config->auth_data.pwd.value != 0 || config->auth_data.pack.value != 0;
+}
diff --git a/lib/nfc/protocols/mifare_ultralight.h b/lib/nfc/protocols/mifare_ultralight.h
index 957d5f9d5..b3d4fb55f 100644
--- a/lib/nfc/protocols/mifare_ultralight.h
+++ b/lib/nfc/protocols/mifare_ultralight.h
@@ -243,3 +243,5 @@ bool mf_ul_prepare_emulation_response(
 uint32_t mf_ul_pwdgen_amiibo(FuriHalNfcDevData* data);
 
 uint32_t mf_ul_pwdgen_xiaomi(FuriHalNfcDevData* data);
+
+bool mf_ul_is_full_capture(MfUltralightData* data);