Ling vs bayes_lab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ling
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Ling-Level: Your Personalized English Text App for Language Learning Have you ever wanted to dive into original English books or texts but found them too challenging to even begin? Or perhaps the English learning materials at your current level feel too simplistic and unengaging? Ling-Level is here to solve these frustrations and revolutionize your English language learning journey. Ling-Level is an application that automatically adjusts the difficulty of English novels and long-form texts according to the CEFR (Common European Framework of Reference) standards. Now, you can read captivatingly and learn effectively with English content perfectly matched to your language proficiency. Key Features 7 CEFR Levels Available: Transform any original English text into 7 distinct difficulty levels, from A0 (Beginner) to C2 (Proficient). Select the level that best suits your current English language ability to maximize your learning efficiency. Context-Preserving Difficulty Adjustment: Our app intelligently modifies English text difficulty while meticulously maintaining the core content, context, and natural flow of the original. This ensures a seamless reading experience that enhances, rather than hinders, your learning. Instant Access to All Difficulties: All difficulty levels of English texts are pre-processed and ready for you. Dive into your desired content immediately, without any waiting, and kickstart your learning. Recommended For - English Language Learners: Those eager to boost their English vocabulary and reading comprehension through engaging materials tailored precisely to their language level. - English Language Teachers/Educators: Professionals seeking an effortless way to provide customized English learning resources that cater to their students' diverse proficiency levels. - Anyone Seeking Effective Reading-Based English Learning: Individuals who want to learn English consistently and enjoyably, free from boredom. Ling-Level empowers you to overcome English language learning barriers. Download Now.
bayes_lab
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むずかしい数式なしで「ベイズ統計」を学び、あなたのデータ(CSV)でそのまま確かめられる、学習・実験アプリです。 ■ はじめてでも迷わない「基礎ガイド」 ベイズって何? → 公式の意味 → 何に使える? → 応用、と段階的に学べます。 ■ 学ぶ(学習図鑑) ・ベイズ統計/事前分布・事後分布 ・ポアソン分布/Gamma-Poissonモデル ・Beta-Binomialモデル/A・B比較/3群以上の比較 ・正規分布・Student-t分布/ロバスト推定 ・過分散/負の二項分布/ゼロ過剰ポアソン/情報のある事前分布 図とやさしい言葉、具体例つきで解説します。 ■ 試す(実験) CSVを読み込むと、列名から解析タイプを自動で判定します。 ・成功率・不良率(Beta-Binomial):真の成功率の範囲を推定 ・A/B・多群比較:どちらが良いかを「確率」で判定 ・件数データ(Gamma-Poisson):過分散・ゼロ過剰も自動チェックし、次回の予測まで ・連続値の比較:平均差・95%信用区間。外れ値に強いロバスト推定も併記 結果は確率と幅で日本語解説。出てきた用語はワンタップで学習図鑑へ。 ■ 残す・共有する ・解析結果の履歴保存/検索/タグ付け ・PDFレポート出力 ・過去の実績を事前分布に取り込んで再解析 ■ 確認する(クイズ) 初級・中級・高度のレベル別で、理解度をチェックできます。 すべて端末内で完結します。アカウント登録もネット接続も不要で、データは一切収集しません。 ※ 本アプリは教育・検証用です。医療・法務・金融など高リスクな最終判断にそのまま使わないでください。実務導入時は、モデルの妥当性・データ品質・監査ログ・レポート再現性をご確認ください。
Screenshots
Verdict
The clearest difference is ads: bayes_lab at none against Ling's shown. bayes_lab also leads on update cadence (daily vs every 3 days). Ling's advantage is iOS requirement (15.6 vs 26.4). On price, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Ling ships an update every 3 days, bayes_lab daily. Both last shipped on September 12, 2026.
| Parameter | Ling | bayes_lab |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 26.4 |
| Further details — not scored | ||
| Size | 101 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | SeungWon Lee | BeeKnowledgeDesign,Inc. |
In-app purchases
Ling
No in-app purchases
bayes_lab
No in-app purchases









