Top Paid Reference iPhone Apps Ranking in Portugal

See the full list of Portugal Top Paid iPhone Reference apps for September 11, and read the full analysis below

Last updated : September 11, 2026

Store Rank		App and Publisher	Category	Store Rank	Change
1	1	Knots 3DDavid Boren	Reference	1	=
2	2	WheelfitmentE.J. Poortman	Reference	2	=
3	3	Adore - Catholic PrayersDONALD JOSEPH DEVOID	Reference	3	=
4	4	Forvo PronunciationForvo Media SL	Reference	4	=
5	5	Ultralingua Italian-PortugueseUltralingua, Inc.	Reference	5	=
6	6	Aerospace Engineering TermsPolemics Applications LLC	Reference	6	=
7	7	Car parts for Nissan (EPC)Karina Balkarova	Reference	7	=
8	8	WolframAlpha ClassicWolfram Group LLC	Reference	8	=
9	9	AirportsApplicate Ltd	Reference	9	=
10	10	World Map Pro EditionAppventions	Reference	10	=
11	11	Euro Coin CollectionDavide Orlando	Reference	11	=
12	12	St. JosemariaJorge Panayotti	Reference	12	=
13	13	Car Check USAInfinite Loop Development Ltd	Reference	13	=
14	14	SkySafariSimulation Curriculum Corp.	Reference	14	=
15	15	Ultralingua Portuguese-EnglishUltralingua, Inc.	Reference	15	=
16	16	Color Wheel - Basic SchemesDmitriy Polyakov	Reference	16	=
17	17	Le ConjugueurBrewalan Le Dru	Reference	17	=
18	18	World Factbook Pro EditionAppventions	Reference	18	=
19	19	Collins Bird GuideNatureGuides Ltd.	Reference	19	=
20	20	Art AuthorityArt Authority LLC	Reference	20	=
21	21	e-Sword LT: Bible Study to GoRichard Meyers	Reference	21	=
22	22	Michaelis Escolar - PortuguêsA&H Software Ltda.	Reference	22	=
23	23	SkyView® Satellite GuideTerminal Eleven LLC	Reference	23	=
24	24	Dictionary and Thesaurus ProFarlex, Inc.	Reference	24	=
25	25	Animated Knots by GrogGrog LLC	Reference	25	=
26	26	Airbus ECAM Resets+Waterline Software	Reference	26	=
27	27	Collins Portuguese-EnglishUltralingua, Inc.	Reference	27	=
28	28	ACNH Travel GuideJeffrey Kuiken	Reference	28	=
29	29	World Factbook & AtlasJDMI Kft.	Reference	29	=
30	30	Lunar Eclipse Guide: Aug 27–28Vito Technology Inc.	Reference	30	=
31	31	Aircraft StatusAssets Tech - Fzco	Reference	31	1
32	32	RAL ColoursJake Noble	Reference	32	1
33	33	RAL iColoursColorix SA	Reference	33	=
34	34	Pilot HandbookCalculated Industries, Inc.	Reference	34	1
35	35	BimmerRefsManuel Rodriguez	Reference	35	1
36	36	Merriam-Webster Dictionary+Merriam-Webster, Inc.	Reference	36	=
37	37	Advanced English Dictionary.JDMI Kft.	Reference	37	=
38	38	English-Portuguese Dictionary+Jafar Najafov	Reference	38	=
39	39	Chirp! Bird Songs UK & EuropeSpiny Software Ltd	Reference	39	=
40	40	GoSatWatch Satellite TrackingGoSoftWorks Development Co.	Reference	40	=
41	41	WebmiiMathieu Morgensztern	Reference	41	=
42	42	Gel Swatch LibraryCrossroads Motorsport, LLC	Reference	42	=
43	43	Dictionnaire Larousse françaisEditions Larousse	Reference	43	=
44	44	Modelo de DocumentosF&E System Apps	Reference	44	=
45	45	Wikipanion PlusRobert Chin	Reference	45	=
46	46	SkySafari 7 ProSimulation Curriculum Corp.	Reference	46	1
47	47	Dicionário Engenharia CivilF&E System Apps	Reference	47	1
48	48	Knot IQ: 3D Knot TyingThe Bear Essentials Outdoors Co. LTD.	Reference	48	2
49	49	Barefoot World AtlasBarefoot Books Inc.	Reference	49	=
50	50	Boater's Pocket ReferenceCalculated Industries, Inc.	Reference	50	=
51	51	Bird Song Id UKSunbird Images OHG	Reference	51	=

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Top Paid iOS Reference Apps Ranking in Portugal: September 11 Ranking Analysis

Knots 3D is the top Paid Reference iOS app in Portugal for September 11, since it's ranking did not change by 0 positions since last month. Knots 3D is ranked in the Reference apps category, and was developed by David Boren.

Wheelfitment rank has did not change to 2nd position in Portugal for September 11, which is a change of 0 positions in global ranking since last month. Wheelfitment is published by E.J. Poortman and ranked under the Reference apps category in iOS in Portugal

Adore - Catholic Prayers is last of the top 3 Paid Reference apps in Apple Store ranking in Portugal for this month, after it's rank did not change by 0 positions since last month