diff --git a/lnbits/extensions/gerty/helpers.py b/lnbits/extensions/gerty/helpers.py
index 65c690730..24b22b5d3 100644
--- a/lnbits/extensions/gerty/helpers.py
+++ b/lnbits/extensions/gerty/helpers.py
@@ -301,6 +301,34 @@ def gerty_should_sleep(utc_offset: int = 0):
         return False
 
 
+def get_date_suffix(dayNumber):
+    if 4 <= dayNumber <= 20 or 24 <= dayNumber <= 30:
+        return "th"
+    else:
+        return ["st", "nd", "rd"][dayNumber % 10 - 1]
+
+
+def get_time_remaining(seconds, granularity=2):
+    intervals = (
+        # ('weeks', 604800),  # 60 * 60 * 24 * 7
+        ("days", 86400),  # 60 * 60 * 24
+        ("hours", 3600),  # 60 * 60
+        ("minutes", 60),
+        ("seconds", 1),
+    )
+
+    result = []
+
+    for name, count in intervals:
+        value = seconds // count
+        if value:
+            seconds -= value * count
+            if value == 1:
+                name = name.rstrip("s")
+            result.append("{} {}".format(round(value), name))
+    return ", ".join(result[:granularity])
+
+
 async def get_mining_stat(stat_slug: str, gerty):
     text = []
     if stat_slug == "mining_current_hash_rate":
diff --git a/lnbits/extensions/satspay/crud.py b/lnbits/extensions/satspay/crud.py
index 784338387..7cbcec5fd 100644
--- a/lnbits/extensions/satspay/crud.py
+++ b/lnbits/extensions/satspay/crud.py
@@ -131,6 +131,53 @@ async def check_address_balance(charge_id: str) -> Optional[Charges]:
 ################## SETTINGS ###################
 
 
+async def save_theme(data: SatsPayThemes, css_id: str = None):
+    # insert or update
+    if css_id:
+        await db.execute(
+            """
+            UPDATE satspay.themes SET custom_css = ?, title = ? WHERE css_id = ?
+            """,
+            (data.custom_css, data.title, css_id),
+        )
+    else:
+        css_id = urlsafe_short_hash()
+        await db.execute(
+            """
+            INSERT INTO satspay.themes (
+                css_id,
+                title,
+                user,
+                custom_css
+                )
+            VALUES (?, ?, ?, ?)
+            """,
+            (
+                css_id,
+                data.title,
+                data.user,
+                data.custom_css,
+            ),
+        )
+    return await get_theme(css_id)
+
+
+async def get_theme(css_id: str) -> SatsPayThemes:
+    row = await db.fetchone("SELECT * FROM satspay.themes WHERE css_id = ?", (css_id,))
+    return SatsPayThemes.from_row(row) if row else None
+
+
+async def get_themes(user_id: str) -> List[SatsPayThemes]:
+    rows = await db.fetchall(
+        """SELECT * FROM satspay.themes WHERE "user" = ? ORDER BY "timestamp" DESC """,
+        (user_id,),
+    )
+    return await get_config(row.user)
+
+
+################## SETTINGS ###################
+
+
 async def save_theme(data: SatsPayThemes, css_id: str = None):
     # insert or update
     if css_id: