What is the best alternative to Untappd: Beer, Wine & Spirits on iPhone?

Vivino: Drink The Right Wine, S tier, #1 in wine tracking.

Is there a free alternative to Untappd: Beer, Wine & Spirits?

Yes: Vivino: Drink The Right Wine (S tier, #1) is free to download, with in-app purchases.

Yes. 1 app ranks above it in wine tracking: Vivino: Drink The Right Wine (#1).

Untappd: Beer, Wine & Spirits is S tier, #2 of the 6 tiered apps in wine tracking. Here is everything that competes with it on iPhone, in tier order.

1
Vivino: Drink The Right WineS
Free + IAP · ★ 4.8 · 710,644 ratings · score 99
Wine app for scanning labels, rating wines, keeping a tasting journal and cellar list, and buying wine from partner…
3
CellarTracker: #1 Wine TrackerS
Free + IAP · ★ 4.9 · 14,283 ratings · score 95
Wine tracking app for logging bottles, tasting notes and ratings, monitoring cellar value, and getting wine.
4
Vinocell - Wine cellar managerA
$9.99 · ★ 4.6 · 11,430 ratings · score 83
Wine cellar manager for organizing bottles, tracking inventory, and recording tasting notes and ratings.
5
Delectable - Scan & Rate WineC
Free + IAP · ★ 4.7 · 35,127 ratings · score 66
Free app that identifies wines from a photo of the label and shows ratings, tasting notes, and a personal wine journal.
6
WineAI - Your AI SommelierF
Free + IAP · ★ n/a · 0 ratings · score 25
An AI wine app that records and rates wines you try, then suggests wines from menus, shelves and online stores within.

What is the best alternative to Untappd: Beer, Wine & Spirits on iPhone?: Vivino: Drink The Right Wine, S tier, #1 in wine tracking.
Is there a free alternative to Untappd: Beer, Wine & Spirits?: Yes: Vivino: Drink The Right Wine (S tier, #1) is free to download, with in-app purchases.
Does anything rank above Untappd: Beer, Wine & Spirits?: Yes. 1 app ranks above it in wine tracking: Vivino: Drink The Right Wine (#1).