# Otis eService vs SEES Inc.

The clearest difference is update cadence: SEES Inc. at every 3 weeks against Otis eService's every 4 months. Otis eService's advantage is iOS requirement (9.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Otis eService ships an update every 4 months, SEES Inc. every 3 weeks. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Otis eService | SEES Inc. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/otis-eservice/id632376485/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 64 MB | 60 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Otis Elevator Company](https://appshunter.io/developer/992577451) | [SEES, Inc.](https://appshunter.io/developer/1463729302) |

## What reviewers say

### Otis eService

[App page](https://appshunter.io/ios/app/otis-eservice/id632376485)

Access real-time equipment performance details, receive instant notifications, and view service history. Request service calls easily and manage your equipment's key operating metrics through a personalized dashboard.

**Highlights:** Real-time performance details, Instant notifications, Service history access, Service call requests, Equipment metrics dashboard, Contact options

**Features:** macOS Compatibility

**In-app purchases:** none


### SEES Inc.

[App page](https://appshunter.io/ios/app/sees-inc/id6751755480)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Otis eService free?

Otis eService is free to download, with no in-app purchases.

### Is SEES Inc. free?

SEES Inc. is free to download, with no in-app purchases.

### Do Otis eService or SEES Inc. have ads?

Neither Otis eService nor SEES Inc. shows ads.

### Which is updated more often, Otis eService or SEES Inc.?

Otis eService ships an update every 4 months, and SEES Inc. every 3 weeks. Most recently, Otis eService was updated on November 1, 2026 and SEES Inc. on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*