Comparison

Relax by meditone vs PFC Calc

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

Head to head
About

Relax by meditone

This app generates unique relaxation music and melodies based on scientific analysis of music therapy data. It aims to help users reduce stress, improve focus, and achieve better sleep through repeated listening.

Highlights
  • AI-generated relaxation music
  • Scientific analysis of music therapy
  • Helps with insomnia and stress
  • Improves concentration
  • Promotes better sleep
  • Unique sounds and melodies
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-meditone Relax is a novel application of relaxation music playback that uses the artificial tone automatically generated by an original analyzing system based on the scientific analysis of "music" or "voice” actually recognized through clinical data of the music therapy. Different from so called "Healing music," Relax contains characteristic sounds and melodies in a rare case effect but it produces effect by repeatedly listening. -If you suffer from the symptoms such as "Insomnia" or "Decrease of willpower" by stress or fatigue accumulated before you know. On an occasion like that, try this meditone. You will surely get relaxed and feel better step by step -Use under the following situations proves to be effective. ・It is effective for reading in commuter trains. ・It is effective for work that demands concentration such as document preparations. ・It is effective for a rest after lunch at work. And, what's the most effective, above all, ・you will be able to sleep well. ------------------------------------------------

About

PFC Calc

Features
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PFC Calc は、あなたの体格と目的に合わせて、PFC(タンパク質・脂質・炭水化物)バランスとカロリーの目安を瞬時に計算するアプリです。 ■ Mifflin-St Jeor式による推定計算 健常な成人の基礎代謝の推定に広く使われているMifflin-St Jeor式を使用し、性別・体重・身長・年齢・活動量から基礎代謝量(BMR)と総消費カロリー(TDEE)の目安を算出します。 ■ かんたん7ステップ入力 迷わず設定できるウィザード形式。性別・体重・身長・年齢・活動量・目的・PFC比率を順番に入力するだけで、すぐに結果が表示されます。設定はあとから結果画面でまとめて変更できます。 ■ 目的に合わせたカロリー調整 ・減量(-15%):体脂肪を落としたい方に ・維持(±0):今の体型をキープしたい方に ・増量(+15%):筋肉・体重を増やしたい方に 目的を選ぶだけで、1日の目標摂取カロリーを自動調整します。 ■ 3つのPFCプリセット ・Balance(P30:F25:C45):トレーニング向けのバランス型 ・High Protein(P40:F20:C40):筋肉増強・ダイエット向き ・Low Fat(P30:F15:C55):脂質制限・カーボ重視 あなたのスタイルに合ったプリセットをワンタップで選択できます。 プリセットは、トレーニングをする人向けにアプリが独自に設定した配分です。 ■ 見やすい結果画面 ・目標摂取カロリー ・基礎代謝量と総消費カロリー ・P(タンパク質)・F(脂質)・C(炭水化物)のグラム数 ・各栄養素のカロリー内訳と比率 ・体重1kgあたりのグラム数 必要な情報を一目で確認できます。 ※ 算出値は推定式による目安で、医療上の助言ではありません。 ※ 計算式と出典は、アプリの結果画面左上の ⓘ ボタンから開く「計算の根拠と出典」に掲載しています。 ダイエット・ボディメイク・健康管理に、PFC Calcをお役立てください。

Screenshots

Relax by meditone4 screens
PFC Calc4 screens

Verdict

The call

The clearest difference is update cadence: PFC Calc at weekly against Relax by meditone's every 3 months. Relax by meditone's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Relax by meditone ships an update every 3 months, PFC Calc weekly. The most recent releases landed on October 26, 2026 and October 9, 2026 respectively.

Scorecard3 real differences · 7 level
Relax by meditone versus PFC Calc: the parameters behind the verdict, then further details
ParameterRelax by meditonePFC Calc
PriceFreeFree
Rating4.6 (14 ratings) — better—
Positive reviews76.1% of reviews—
Number of ratings14 — better—
Update frequencyEvery 3 monthsWeekly — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.0 — better17.0
Further details — not scored
Size195 MB4 MB
Age rating4+4+
Developerdigiart,Inc.Akihiro Takaoka

In-app purchases

None

Relax by meditone

No in-app purchases

None

PFC Calc

No in-app purchases

Questions

Is Relax by meditone free?
Relax by meditone is free to download, with no in-app purchases.
Is PFC Calc free?
PFC Calc is free to download, with no in-app purchases.
Do Relax by meditone or PFC Calc have ads?
Both Relax by meditone and PFC Calc show ads.
Which is updated more often, Relax by meditone or PFC Calc?
Relax by meditone ships an update every 3 months, and PFC Calc weekly. Most recently, Relax by meditone was updated on October 26, 2026 and PFC Calc on October 9, 2026.

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