What is the best alternative to English Irregular Verbs Best on iPhone?

LearnEnglish Grammar (UK ed.), S tier, #1 in english grammar practice.

Is there a free alternative to English Irregular Verbs Best?

Yes: LearnEnglish Grammar (UK ed.) (S tier, #1) is free to download, with in-app purchases.

Yes. 2 apps rank above it in english grammar practice: LearnEnglish Grammar (UK ed.) (#1), Johnny Grammar Word Challenge (#2).

English Irregular Verbs Best is B tier, #3 of 6 in english grammar practice. Here is everything that competes with it on iPhone, in tier order.

1
LearnEnglish Grammar (UK ed.)Shigher tier
Free + IAP · ★ 4.7 · 40,161 ratings · score 95
Free English grammar practice app with four CEFR-based levels, about 25 grammar topics and 10 activity types.
2
Johnny Grammar Word ChallengeShigher tier
Free · ★ 4.7 · 16,420 ratings · score 93
A timed English quiz testing spelling, vocabulary and grammar across three difficulty levels and 10 topics.
4
Simpler: English learning appC
Free download · ★ 4.8 · 11,906 ratings · score 69
English learning app with short grammar topics, drills, word flashcards, detective stories and listening material.
5
IVERBS Irregular VerbsC
Free + IAP · ★ 4.8 · 3,287 ratings · score 68
IOS app for learning English irregular verbs, with illustrations, native speaker audio, exercises, flash-cards and a.
6
Grammar FixC
Free + IAP · ★ 4.8 · 1,822 ratings · score 63
Teaches the 10 most common grammar mistakes, with each one covered in as little as 10 minutes.

What is the best alternative to English Irregular Verbs Best on iPhone?: LearnEnglish Grammar (UK ed.), S tier, #1 in english grammar practice.
Is there a free alternative to English Irregular Verbs Best?: Yes: LearnEnglish Grammar (UK ed.) (S tier, #1) is free to download, with in-app purchases.
Does anything rank above English Irregular Verbs Best?: Yes. 2 apps rank above it in english grammar practice: LearnEnglish Grammar (UK ed.) (#1), Johnny Grammar Word Challenge (#2).