# AppTUSSAM vs ATOMS

The clearest difference is review sentiment: ATOMS at 100% against AppTUSSAM's 8%. AppTUSSAM's advantage is iOS requirement (13.0 vs 16.6). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | AppTUSSAM | ATOMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.9 (16 ratings)](https://appshunter.io/ios/app/apptussam/id570963740/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 7.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Monetization | Free | Free |
| Size | 18 MB | 192 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GeoActio](https://appshunter.io/developer/467337946) | [IERTEC SMART TECHNOLOGIES](https://appshunter.io/developer/1400827976) |

## What reviewers say

### AppTUSSAM

[App page](https://appshunter.io/ios/app/apptussam/id570963740)

Get real-time bus and tram wait times, route information, and integrated journey planning. Check your transit card balance and receive service alerts. Optimized for smartwatches.

**Highlights:** Real-time wait time estimates, Route and stop information, Integrated journey planner with Google Maps, Transit card balance and validity check, Favorite stops and cards, Smartwatch compatibility, Service alerts and notifications

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


### ATOMS

[App page](https://appshunter.io/ios/app/atoms/id1577273563)

Explore spaces interactively and quickly with this intuitive tool. It offers a fast and engaging way to experience locations.

**Highlights:** Interactive space visits, Intuitive navigation, Fast exploration, Engaging experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AppTUSSAM free?

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

### Is ATOMS free?

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

### Do AppTUSSAM or ATOMS have ads?

Neither AppTUSSAM nor ATOMS shows ads.

### Which is updated more often, AppTUSSAM or ATOMS?

AppTUSSAM ships an update every 6 weeks, and ATOMS every 6 weeks. Most recently, AppTUSSAM was updated on November 1, 2026 and ATOMS on November 3, 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.*