# SeeLeveL Sync vs Keto Tracker

The clearest difference is update cadence: Keto Tracker at every 3 weeks against SeeLeveL Sync's every 2 months. SeeLeveL Sync's advantage is iOS requirement (13.4 vs 15.0). 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.

SeeLeveL Sync ships an update every 2 months, Keto Tracker every 3 weeks. The most recent releases landed on October 9, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | SeeLeveL Sync | Keto Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (5 ratings)](https://appshunter.io/ios/app/seelevel-sync/id6451456679/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 25 MB | 11 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Garnet Instruments Ltd.](https://appshunter.io/developer/1148117796) | [明航 李](https://appshunter.io/developer/1823569127) |

## What reviewers say

### SeeLeveL Sync

[App page](https://appshunter.io/ios/app/seelevel-sync/id6451456679)

Monitor your RV's fresh water, grey water, black water, and LPG tank levels in real-time. Customize tank names, colors, and set alarms for low or high levels. Connects via Bluetooth to compatible SeeLeveL II tank monitors.

**Highlights:** Real-time tank level monitoring, Customizable tank names and colors, Low and high level tank alarms, Bluetooth connectivity, Graphical and percentage display, Home Screen widget support

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

**In-app purchases:** none


### Keto Tracker

[App page](https://appshunter.io/ios/app/keto-tracker-ketodot/id6792681156)

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

**In-app purchases:** none


## Frequently asked questions

### Is SeeLeveL Sync free?

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

### Is Keto Tracker free?

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

### Do SeeLeveL Sync or Keto Tracker have ads?

Neither SeeLeveL Sync nor Keto Tracker shows ads.

### Which is updated more often, SeeLeveL Sync or Keto Tracker?

SeeLeveL Sync ships an update every 2 months, and Keto Tracker every 3 weeks. Most recently, SeeLeveL Sync was updated on October 9, 2026 and Keto Tracker on October 20, 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.*