BTT 123 SG (Basic Theory) prices by country

Observed local App Store prices with one dated reference-currency comparison.

Regional price summary

Among 3 observed Apple App Store storefronts, Japan has the lowest reference-converted download price for BTT 123 SG (Basic Theory): ¥50 (about $0.32 using the 2026-08-10 reference-rate snapshot).

Lowest observed: Japan · ¥50
Highest observed: United States · $0.99
Observed storefronts: 3
Observed spread: 214% vs. lowest
Rate date: 2026-08-10
Latest observation: August 11, 2026

Full app details How comparisons work

Observed App Store prices

Rows are sorted by the USD reference conversion when a supported exchange rate is available. The local price and currency remain the original source values.

USD rates · 2026-08-10

Rank	Storefront	Local price	USD reference	Observed	Details	Official store
#1	JPJapan	¥50JPY	$0.32	August 11, 2026	Country price	App Store ↗
#2	SGSingapore	S$ 0.99SGD	$0.77	August 7, 2026	Country price