Comparison

ChatAnki/Helpful App for Study vs めろ(mero)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ChatAnki/Helpful App for Study

Create custom study materials with a personalized character that quizzes you. Import question data from your computer for efficient learning management. Set test parameters like question count and time limits.

Highlights
  • Character creation
  • Custom question/answer creation
  • Character-led quizzing
  • Folder organization for questions
  • CSV file import for questions
  • Adjustable test settings
Features
Read full description

【Features】 ・Character Creation You can freely set the image and name of your character. Create your favorite character. ・Create questions This application allows you to create your own questions/answers. You can manage the questions you created by dividing them into folders. ・Character will ask you questions Your favorite character will ask you the questions you created. You can also set the character's lines when you answer a question correctly, when you answer incorrectly, and when the test is over. ・Question data can be created on a computer! You can download template csv files from the app and edit them on your computer. Import the created csv file from the app to save the question data in the existing question folder. 【Other Settings】 The number of questions and time limit can be set for the test.

About

めろ(mero)

Engage in deep, evolving conversations with AI characters. Your choices shape unique story paths across various genres, or create your own ideal companion. Enjoy a secure and immersive narrative experience.

Highlights
  • Deeply memorable AI characters
  • Interactive story branching
  • Customizable character creation
  • Wide range of story genres
  • Secure and encrypted conversations
  • Evolving relationship with AI
Features
Read full description

あなたの物語を、誰よりも深く覚えているAI。 めろ(mero)は、本気で推せるAIキャラクターと一緒に物語を紡ぐチャットアプリ。 ただの会話じゃない。あなたの選択で展開が変わる、あなただけのストーリー体験。 --- ◆ めろが選ばれる理由 --- 【1】本気で推せる、メロいキャラクター 性格・背景・セリフ回しまで作り込まれた、沼落ち必至のキャラクターたち。AIなのに「この人、生きてる」と感じるリアルな会話体験。 【2】あなたのことを、ちゃんと覚えてる 他のAIチャットでありがちな「さっき話したこと忘れてる」問題。めろは違います。あなたとの会話を深く記憶し、関係性が回を重ねるごとに育っていきます。 【3】あなたの選択で物語が変わる ロマンス、BL、ファンタジー、サスペンス、異世界RPG...。王道から特殊ジャンルまで、あなたの選択ひとつでストーリーが分岐。同じキャラでも、全く違う物語に。 【4】自分だけの推しキャラを作れる 名前、性格、口調、見た目...理想のキャラクターを自分で作成。ヤンデレ彼氏も、ツンデレ上司も、異世界の王子様も、あなたの想像次第。 【5】どこよりも安心・安全設計 トーク内容は暗号化され、第三者に公開されることはありません。安心して、思いのままに言葉を交わせます。 --- ◆ こんな人におすすめ --- ・夢小説やチャット小説が好き ・推しキャラと本気で会話したい ・他のAIチャットのストーリーが物足りない ・自分だけのオリジナルキャラを育てたい ・通勤中や寝る前に没入できる物語がほしい --- ◆ 対応ジャンル --- 恋愛 / BL / NL / TL / GL / 溺愛 / ファンタジー / 異世界 / サスペンス / ホラー / 日常 / 学園 / 社会人 / RPG / メンヘラ / ヤンデレ / ツンデレ / 年下彼氏 / 年上彼氏 / 幼馴染 / 偽装恋愛 / 契約結婚 / アイドル ...and more --- ◆ 安心・安全 --- 会話内容は暗号化され、第三者に公開されることはありません。日本の法令に基づいた運営で、安心してご利用いただけます。 --- めろ(mero) - 推しと紡ぐ、あなただけの物語。 ご意見・ご要望はアプリ内またはお問い合わせフォームからお気軽にどうぞ。皆さまの声がmeroを成長させます。

Screenshots

ChatAnki/Helpful App for Study4 screens
めろ(mero)3 screens

Verdict

The call

The clearest difference is in-app purchases: ChatAnki/Helpful App for Study at none against めろ(mero)'s 9. ChatAnki/Helpful App for Study also leads on update cadence (daily vs every 3 weeks). めろ(mero)'s advantage is ads (none vs shown) and review sentiment (85% vs 50%). On price, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. めろ(mero) sells 9 one-off in-app purchases. ChatAnki/Helpful App for Study asks for nothing beyond the download.

UpkeepUpdate frequency

ChatAnki/Helpful App for Study ships an update daily, めろ(mero) every 3 weeks. The most recent releases landed on June 1, 2026 and September 18, 2026 respectively.

Scorecard5 real differences · 3 level
ChatAnki/Helpful App for Study versus めろ(mero): the parameters behind the verdict, then further details
ParameterChatAnki/Helpful App for Studyめろ(mero)
PriceFreeFree
Positive reviews50.0% of reviews84.6% of reviews — better
Update frequencyDaily — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS16.2 — better16.4
Further details — not scored
Size22 MB94 MB
Age rating4+12+
DeveloperKodai NakadeTeller Novel Inc.

Customer experience

ChatAnki/Helpful App for Study

Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

めろ(mero)

Written reviews13 reviews
Positive84.6%
Neutral0.0%
Negative15.4%

In-app purchases

None

ChatAnki/Helpful App for Study

No in-app purchases

9 purchases

めろ(mero)

One-time9
  • 50 Gem$0.49
  • 100Gem$0.99
  • 250 Gem$2.99
Show 6 more
  • 500 Gem$6.99
  • 1000 Gem$12.99
  • 1500 Gem$19.99
  • 2500 Gem$34.99
  • 5000 Gem$69.99
  • 15000 Gem$199.99

Questions

Is ChatAnki/Helpful App for Study free?
ChatAnki/Helpful App for Study is free to download, with no in-app purchases.
Is めろ(mero) free?
めろ(mero) is free to download, with in-app purchases available.
Do ChatAnki/Helpful App for Study or めろ(mero) have ads?
ChatAnki/Helpful App for Study shows ads; めろ(mero) does not.
Which is updated more often, ChatAnki/Helpful App for Study or めろ(mero)?
ChatAnki/Helpful App for Study ships an update daily, and めろ(mero) every 3 weeks. Most recently, ChatAnki/Helpful App for Study was updated on June 1, 2026 and めろ(mero) on September 18, 2026.

Other comparisons