Top Paid Reference iPad Apps Ranking in Portugal

See the full list of Portugal Top Paid iPad Reference apps for October 21, and read the full analysis below

Last updated : October 21, 2026

Store Rank		App and Publisher	Category	Store Rank	Change
1	1	WolframAlpha ClassicWolfram Group LLC	Reference	1	=
2	2	Atlas Pro: Maps & FactsAppventions	Reference	2	=
3	3	AirportsApplicate Ltd	Reference	3	=
4	4	Art Authority for iPadArt Authority LLC	Reference	4	=
5	5	Knots 3DDavid Boren	Reference	5	=
6	6	Wikipanion Plus for iPadRobert Chin	Reference	6	=
7	7	Barefoot World AtlasBarefoot Books Inc.	Reference	7	=
8	8	Ultralingua Portuguese-EnglishUltralingua, Inc.	Reference	8	=
9	9	e-Sword HD: Bible Study to GoRichard Meyers	Reference	9	=
10	10	Pilot HandbookCalculated Industries, Inc.	Reference	10	=
11	11	The World HDDave Brown	Reference	11	=
12	12	Prof Brian Cox's UniverseHarper Collins Publishers Limited	Reference	12	=
13	13	Dictionary and Thesaurus ProFarlex, Inc.	Reference	13	=
14	14	St. Josemaria for iPadJorge Panayotti	Reference	14	=
15	15	Collins Portuguese-EnglishUltralingua, Inc.	Reference	15	=
16	16	LuminosWobbleworks LLC	Reference	16	=
17	17	ArtPoseshawn ogle	Reference	17	=
18	18	World Book: CIA Factbook贤安陈	Reference	18	=
19	19	Collins Bird GuideNatureGuides Ltd.	Reference	19	=
20	20	Instrument Flying HandbookCalculated Industries, Inc.	Reference	20	=
22	21	Leonardo da Vinci: AnatomyNatureGuides Ltd.	Reference	22	=
23	22	Boater's Pocket ReferenceCalculated Industries, Inc.	Reference	23	=
24	23	ArtPose Proshawn ogle	Reference	24	=
25	24	ArtPose Female Editionshawn ogle	Reference	25	=
26	25	Le ConjugueurBrewalan Le Dru	Reference	26	=
27	26	Instrument Procedures HandbookCalculated Industries, Inc.	Reference	27	=
28	27	The PyramidsNatureGuides Ltd.	Reference	28	=
29	28	Airplane Flying HandbookCalculated Industries, Inc.	Reference	29	=
30	29	Animated Knots by Grog HDGrog LLC	Reference	30	=
31	30	Harpa CristãCasa Publicadora das Assembleias de Deus	Reference	31	=
32	31	How to Tie a Tie Advanced ProDamir Nigomedyanov	Reference	32	=
33	32	English-Portuguese Dictionary+Jafar Najafov	Reference	33	=
34	33	Aviation DictionaryAviation Supplies and Academics, Inc.	Reference	34	=
35	34	Time.isEven Scharning	Reference	35	=
36	35	The Animator’s Survival KitFaber and Faber	Reference	36	=
37	36	Chirp! Bird Songs UK & EuropeSpiny Software Ltd	Reference	37	=
38	37	LDOCEEnfour, Inc.	Reference	38	=
39	38	RAL iColoursColorix SA	Reference	39	=
40	39	Quran Majeed Pro القرآن المجيدPakistan Data Management Services	Reference	40	=
41	40	GoSatWatch Satellite TrackingGoSoftWorks Development Co.	Reference	41	=
42	41	MC - Latest Furniture DLC ModsChi Kau Wan	Reference	42	=
43	42	World Factbook & Atlas HDJDMI Kft.	Reference	43	=
44	43	Chambers ThesaurusAntony Lewis	Reference	44	=
45	44	VBA Guide For Excelmichael webb	Reference	45	=
46	45	FAR/AIM by ASAAviation Supplies and Academics, Inc.	Reference	46	=
47	46	WordWeb Audio DictionaryAntony Lewis	Reference	47	=
48	47	DictionnaireTypi Dev	Reference	48	=
49	48	Moon AtlasJulian James	Reference	49	=
50	49	Thesaurus AppPiet Jonas	Reference	50	=
51	50	SkySafari 7 ProSimulation Curriculum Corp.	Reference	51	=
52	51	French verbs conjugationNealis	Reference	52	=

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Top Paid iOS Reference Apps Ranking in Portugal: October 21 Ranking Analysis

WolframAlpha Classic is the top Paid Reference iOS app in Portugal for October 21, since it's ranking did not change by 0 positions since last month. WolframAlpha Classic is ranked in the Reference apps category, and was developed by Wolfram Group LLC.

Atlas Pro: Maps & Facts rank has did not change to 2nd position in Portugal for October 21, which is a change of 0 positions in global ranking since last month. Atlas Pro: Maps & Facts is published by Appventions and ranked under the Reference apps category in iOS in Portugal

Airports 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