# ABweb vs SIGMA LUME

The clearest difference is update cadence: SIGMA LUME at every 4 months against ABweb's every 27 months. SIGMA LUME also leads on iOS requirement (11.0 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.

ABweb ships an update every 27 months, SIGMA LUME every 4 months. The most recent releases landed on September 18, 2026 and August 6, 2026 respectively.

## The numbers

| Metric | ABweb | SIGMA LUME |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 4.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 4 months** |
| Monetization | Free | — |
| Size | 65 MB | 27 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Acque Bresciane Srl](https://appshunter.io/developer/1554889278) | [ID&A S.r.l.](https://appshunter.io/developer/1446283055) |

## What reviewers say

### ABweb

[App page](https://appshunter.io/ios/app/abweb/id1554889276)

Manage your water supply contracts, view bills, submit meter readings, and track consumption history. Access all your water utility information easily through a single account.

**Highlights:** View water supply contracts, Check account statements, Download and print bills, Submit meter readings, Track consumption trends, View meter reading history

**Features:** macOS Compatibility

**In-app purchases:** none


### SIGMA LUME

[App page](https://appshunter.io/ios/app/sigma-lume/id6746123995)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ABweb free?

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

### Is SIGMA LUME free?

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

### Do ABweb or SIGMA LUME have ads?

Neither ABweb nor SIGMA LUME shows ads.

### Which is updated more often, ABweb or SIGMA LUME?

ABweb ships an update every 27 months, and SIGMA LUME every 4 months. Most recently, ABweb was updated on September 18, 2026 and SIGMA LUME on August 6, 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.*