# ZeSI mobile vs Current Spot

The clearest difference is in-app purchases: ZeSI mobile at none against Current Spot's 2. ZeSI mobile also leads on iOS requirement (16.6 vs 18.0). Current Spot's advantage is update cadence (every 2 days vs every 3 months) and device support (4 vs 1). On price, review sentiment and ads there is nothing between them.

Both are free to download. Current Spot sells 2 in-app purchases, starting at $1.99 per month. ZeSI mobile asks for nothing beyond the download.

ZeSI mobile ships an update every 3 months, Current Spot every 2 days. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | ZeSI mobile | Current Spot |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | **Free** | Freemium |
| Size | 5 MB | 43 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Bundesdruckerei GmbH](https://appshunter.io/developer/1476407827) | [Ivan-Vanja Kablar](https://appshunter.io/developer/1892480694) |

## What reviewers say

### ZeSI mobile

[App page](https://appshunter.io/ios/app/zesi-mobile/id6470002077)

Verify German administrative documents using Visual Digital Seals (VDS). Scan the seal on your document and compare the app's verification results with the original data. Ensures the authenticity of official and non-official documents.

**Highlights:** Verify administrative documents, Scan Visual Digital Seals (VDS), Check against BSI TR-03171, Check against BSI TR-03137-1, Compare verification results

**In-app purchases:** none


### Current Spot

[App page](https://appshunter.io/ios/app/current-spot/id6762016534)

Track real-time electricity spot prices to optimize your energy consumption. Plan usage for your electric vehicle or appliances during the cheapest hours. Connect your energy provider account for detailed consumption data and live power monitoring.

**Highlights:** Real-time electricity spot prices, 48-hour price history chart, Personalized end-price calculation, Consumption tracking with connected accounts, Live power monitoring, Siri and widget support, Price change notifications

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Month) | $1.99 | per month |
| Premium (Year) | $14.99 | per year |


## Frequently asked questions

### Is ZeSI mobile free?

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

### Is Current Spot free?

Current Spot is free to download, with in-app purchases available.

### Do ZeSI mobile or Current Spot have ads?

Neither ZeSI mobile nor Current Spot shows ads.

### Which is updated more often, ZeSI mobile or Current Spot?

ZeSI mobile ships an update every 3 months, and Current Spot every 2 days. Most recently, ZeSI mobile was updated on October 17, 2026 and Current Spot on October 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.*