Comparison

ATOS接近放送[山手線] vs OTOTETSU

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

Head to head
About

ATOS接近放送[山手線]

This app recreates the ATOS arrival announcements for the Yamanote Line (inner loop). Users can select track number, train type, and destination to start arrival announcements, and track number and station melody for door closing announcements. It's designed for use with N gauge and Plarail toy trains.

Highlights
  • Simulates ATOS arrival announcements
  • Inner loop Yamanote Line
  • Select track, type, and destination
  • Simulates door closing announcements
  • Includes station melodies
  • Compatible with N gauge and Plarail
Features
Read full description

山手線(内回り)のATOS接近放送を再現しました。 ・番線 ・種別 ・行先 を選んで接近方法を開始し、 ・番線 ・駅メロ を選んでドア閉放送を開始します。 Nゲージ、プラレールと一緒に遊んでみてください。

About

OTOTETSU

This app simulates the characteristic sounds of electric trains, generated by inverters controlling motor torque and speed. Users can design sounds for imaginary trains by manipulating waveforms and motor sounds.

Highlights
  • Simulates electric train acceleration/deceleration sounds
  • Generates waveforms from inverters
  • Simulates motor sounds
  • Design imaginary train sounds
  • Customize torque and rotational speed effects
Features
Read full description

When electric trains accelerate and decelerate, we can hear some characteristic sounds, which is caused by inverters' controlling the torque and the rotational speed of the motors. This app simulates the waveforms generated by inverters and sounds coming from motors, and you can also design sounds of imaginary trains.

Screenshots

ATOS接近放送[山手線]3 screens
OTOTETSU4 screens

Verdict

The call

The clearest difference is review sentiment: OTOTETSU at 93% against ATOS接近放送[山手線]'s 85%. ATOS接近放送[山手線]'s advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, 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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on June 9, 2026 and September 25, 2026 respectively.

Scorecard2 real differences · 8 level
ATOS接近放送[山手線] versus OTOTETSU: the parameters behind the verdict, then further details
ParameterATOS接近放送[山手線]OTOTETSU
PriceFreeFree
Rating—4.7 (17 ratings) — better
Positive reviews84.9% of reviews93.1% of reviews — better
Number of ratings—17 — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size58 MB20 MB
Age rating4+4+
DeveloperYuta WakamatsuHisato Takeuchi

Customer experience

ATOS接近放送[山手線]

Written reviews53 reviews
Positive84.9%
Neutral9.4%
Negative5.7%

OTOTETSU

All ratings17 ratings
Positive94.1%
Neutral5.9%
Negative0.0%
Written reviews58 reviews
Positive93.1%
Neutral3.4%
Negative3.4%

In-app purchases

None

ATOS接近放送[山手線]

No in-app purchases

None

OTOTETSU

No in-app purchases

Questions

Is ATOS接近放送[山手線] free?
ATOS接近放送[山手線] is free to download, with no in-app purchases.
Is OTOTETSU free?
OTOTETSU is free to download, with no in-app purchases.
Do ATOS接近放送[山手線] or OTOTETSU have ads?
Neither ATOS接近放送[山手線] nor OTOTETSU shows ads.
Which is updated more often, ATOS接近放送[山手線] or OTOTETSU?
ATOS接近放送[山手線] ships an update every 2 months, and OTOTETSU every 2 months. Most recently, ATOS接近放送[山手線] was updated on June 9, 2026 and OTOTETSU on September 25, 2026.

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