Comparison

FED vs IngSoft InterWatt (eIAM)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

FED-LOGIN Access App

IngSoft InterWatt (eIAM)

Free

🔧 Utilities

No ratingsView app →

About

FED

Read full description

The app FED-LOGIN Access is the access key for commissioners, partners and employees to enterprise resources of the Swiss Federal Administration. FED-LOGIN is available for this enterprise collaboration worldwide. For the non-enterprise context (e-government), however, the app AGOV Access must be used!

About

IngSoft InterWatt (eIAM)

Features

Read full description

With the IngSoft InterWatt Mobile App, you have access to your reading lists anytime and anywhere and can fill them out directly at your meter offline. As soon as you are online again, you can complete the measurement and send it to your IngSoft Cloud.

Screenshots

FED4 screens

IngSoft InterWatt (eIAM)4 screens

Verdict

The call

The clearest difference is update cadence: IngSoft InterWatt (eIAM) at fortnightly against FED's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

FED ships an update every 4 months, IngSoft InterWatt (eIAM) fortnightly. The most recent releases landed on September 20, 2026 and September 24, 2026 respectively.

Scorecard1 real difference · 5 level

FED versus IngSoft InterWatt (eIAM): the parameters behind the verdict, then further details
Parameter	FED	IngSoft InterWatt (eIAM)
Price	Free	Free
Update frequency	Every 4 months	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	14.0 — better	15.6
Further details — not scored
Size	129 MB	51 MB
Age rating	4+	4+
Developer	Schweizerische Bundeskanzlei	IngSoft GmbH

In-app purchases

None

FED

No in-app purchases

None

IngSoft InterWatt (eIAM)

No in-app purchases

Questions

Is FED free?

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

Is IngSoft InterWatt (eIAM) free?

IngSoft InterWatt (eIAM) is free to download, with no in-app purchases.

Do FED or IngSoft InterWatt (eIAM) have ads?

Neither FED nor IngSoft InterWatt (eIAM) shows ads.

Which is updated more often, FED or IngSoft InterWatt (eIAM)?

FED ships an update every 4 months, and IngSoft InterWatt (eIAM) fortnightly. Most recently, FED was updated on September 20, 2026 and IngSoft InterWatt (eIAM) on September 24, 2026.