Twin-Calc prices by country

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

Regional price summary

Among 3 observed Apple App Store storefronts, Singapore has the lowest reference-converted download price for Twin-Calc: S$ 0.98 (about $0.77 using the 2026-08-07 reference-rate snapshot).

Lowest observed: Singapore · S$ 0.98
Highest observed: United States · $0.99
Observed storefronts: 3
Observed spread: 29% vs. lowest
Rate date: 2026-08-07
Latest observation: August 6, 2026

Full app details How comparisons work

Data source

Local storefront prices remain the source records. USD values are informational reference conversions from one dated exchange-rate snapshot and can differ from taxes, card settlement, or final checkout pricing.

Data source: Apple App Store public catalog
Coverage: 3 observed storefronts
Latest observation: August 6, 2026

Open the official App Store ↗Methodology →

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 · 2026-08-07

Rank	Storefront	Local price	USD reference	Observed	Details	Official store
#1	SGSingapore	S$ 0.98SGD	$0.77	August 6, 2026	Country price	App Store ↗
#2	JPJapan	¥150JPY	$0.95	August 4, 2026	Country price	App Store ↗
#3	USUnited States	$0.99USD	$0.99	August 4, 2026	Country price	App Store ↗