Comparison

Simple(シンプル) vs THREEA GYM

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

Head to head
About

Simple(シンプル)

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Simpleの公式アプリです。 専用アプリなのでいつもの予約がとっても簡単! 24時間いつでも予約が可能です。 マイページからは予約状況の確認や予約履歴の確認、 キャンセルなどもマイページ上から行えます。 【主なアプリの機能】 ◾予約機能 ◾クーポン ◾マイページ機能 ◾お知らせ機能

About

THREEA GYM

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THREEA GYM(スリーエージム)の公式アプリです。 専用アプリなのでいつもの予約がとっても簡単! 24時間いつでも予約が可能です。 マイページからは予約状況の確認や予約履歴の確認、 キャンセルなどもマイページ上から行えます。 【主なアプリの機能】 ◾予約機能 ◾クーポン ◾マイページ機能 ◾お知らせ機能

Screenshots

Simple(シンプル)2 screens
THREEA GYM2 screens

Verdict

The call

The clearest difference is update cadence: Simple(シンプル) at every 18 months against THREEA GYM's every 38 months. THREEA GYM's advantage is iOS requirement (13.0 vs 15.6). On price, ads, 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

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

Simple(シンプル) ships an update every 18 months, THREEA GYM every 38 months. The most recent releases landed on October 26, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 4 level
Simple(シンプル) versus THREEA GYM: the parameters behind the verdict, then further details
ParameterSimple(シンプル)THREEA GYM
PriceFreeFree
Update frequencyEvery 18 months — betterEvery 38 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.613.0 — better
Further details — not scored
Size2 MB3 MB
Age rating4+4+
DeveloperSIMPLE, K.K.Naoya Takahashi

In-app purchases

None

Simple(シンプル)

No in-app purchases

None

THREEA GYM

No in-app purchases

Questions

Is Simple(シンプル) free?
Simple(シンプル) is free to download, with no in-app purchases.
Is THREEA GYM free?
THREEA GYM is free to download, with no in-app purchases.
Do Simple(シンプル) or THREEA GYM have ads?
Neither Simple(シンプル) nor THREEA GYM shows ads.
Which is updated more often, Simple(シンプル) or THREEA GYM?
Simple(シンプル) ships an update every 18 months, and THREEA GYM every 38 months. Most recently, Simple(シンプル) was updated on October 26, 2026 and THREEA GYM on November 3, 2026.

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