DoorSim vs Norimono Button
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DoorSim
Operate subway or train doors with simple "Open" and "Close" buttons. Experience the role of a train conductor or driver. Play with model trains for added realism and use the buzzer button for intercom sounds.
- Operate train doors
- Simulate conductor role
- Use model trains
- Intercom buzzer sound
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Press the “Open” button to open the doors, and the “Close” button to close them. Experience what it’s like to be a train conductor or driver by operating subway or train doors! Play together with your model trains for extra realism! Press the buzzer button to hear the intercom buzzer sound.
Norimono Button
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Norimono Button is a press-and-play app where you can enjoy the sounds and motion of vehicle and everyday buttons. Play for free with the bus stop button, elevator open and close buttons, railroad crossing, traffic signal, and fire engine. Unlock every other button with a one-time purchase. A parent-focused multiplication check appears before buying. • Press buttons and see and hear them respond • Five free buttons to play with • One purchase unlocks all remaining buttons • No account required • No ads • No data collection or tracking A simple way to enjoy the satisfying buttons found on familiar vehicles and places.
Screenshots
Verdict
The clearest difference is ads: Norimono Button at none against DoorSim's shown. Norimono Button also leads on update cadence (weekly vs every 8 months). DoorSim's advantage is iOS requirement (12.0 vs 17.0). 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. DoorSim sells 1 one-off in-app purchase and Norimono Button sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
DoorSim ships an update every 8 months, Norimono Button weekly. The most recent releases landed on November 7, 2026 and November 6, 2026 respectively.
| Parameter | DoorSim | Norimono Button |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 8 months | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 73 MB | 3 MB |
| Age rating | 17+ | 4+ |
| Developer | Hiromi Hakozaki | YUTAKA INADA |
In-app purchases
DoorSim
- Ad-Free Play$1.99
Norimono Button
- All Buttons$2.99
Questions
Is DoorSim free?
Is Norimono Button free?
Do DoorSim or Norimono Button have ads?
Which is updated more often, DoorSim or Norimono Button?
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