# SLB Events vs One Aker

The clearest difference is ads: One Aker at none against SLB Events's shown. One Aker also leads on update cadence (every 6 weeks vs every 9 months) and iOS requirement (15.0 vs 17.0). On price, 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.

SLB Events ships an update every 9 months, One Aker every 6 weeks. The most recent releases landed on February 24, 2026 and July 24, 2026 respectively.

## The numbers

| Metric | SLB Events | One Aker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 6 weeks** |
| Size | 61 MB | 172 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Schlumberger Technology Corporation](https://appshunter.io/developer/380098290) | [Sharry Europe s.r.o.](https://appshunter.io/developer/1231851310) |

## What reviewers say

### SLB Events

[App page](https://appshunter.io/ios/app/slb-events/id6443736251)

**In-app purchases:** none


### One Aker

[App page](https://appshunter.io/ios/app/one-aker/id6457022575)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is SLB Events free?

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

### Is One Aker free?

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

### Do SLB Events or One Aker have ads?

SLB Events shows ads; One Aker does not.

### Which is updated more often, SLB Events or One Aker?

SLB Events ships an update every 9 months, and One Aker every 6 weeks. Most recently, SLB Events was updated on February 24, 2026 and One Aker on July 24, 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.*