Comparison

Watto vs WARP by Tinkerforge

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

Head to head

Watto

Hourly Electricity Prices

WARP Charger / Energy Manager

Free

🔧 Utilities

No ratingsView app →

About

Watto

Features

Read full description

- Hourly prices for EPEX SPOT AT and DE - Shows you the best times to charge - Calculates the real price based on your fee structure - Alerts you when the price drops below a set limit - See historical data like average price per week and best weekday

About

WARP by Tinkerforge

Features

Read full description

This app allows remote access via my.warp-charger.com to all versions of the WARP Charger and all versions of the WARP Energy Manager. Each time a connection is made via remote access, a dedicated encrypted VPN is established. This VPN has only two participants: The device through which you open the remote access and your WARP Charger or WARP Energy Manager. This ensures that only you can retrieve data from your device.

Screenshots

Watto4 screens

WARP by Tinkerforge4 screens

Verdict

The call

The clearest difference is in-app purchases: WARP by Tinkerforge at none against Watto's 4. WARP by Tinkerforge also leads on iOS requirement (16.0 vs 18.0). Watto's advantage is update cadence (every 2 months vs every 9 months). On price, ads 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. Watto sells 4 one-off in-app purchases. WARP by Tinkerforge asks for nothing beyond the download.

UpkeepUpdate frequency

Watto ships an update every 2 months, WARP by Tinkerforge every 9 months. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 3 level

Watto versus WARP by Tinkerforge: the parameters behind the verdict, then further details
Parameter	Watto	WARP by Tinkerforge
Price	Free	Free
Update frequency	Every 2 months — better	Every 9 months
Ads	No	No
In-app purchases	Yes	No — better
Devices	iPhone	iPhone, iPad — better
Requires iOS	18.0	16.0 — better
Further details — not scored
Size	4 MB	4 MB
Age rating	4+	4+
Developer	Erik Aigner	Tinkerforge

In-app purchases

4 purchases

Watto

One-time4

Small Tip$0.99
Medium Tip$2.99
Large Tip$3.99

Show 1 more

Extra Large Tip$8.99

None

WARP by Tinkerforge

No in-app purchases

Questions

Is Watto free?

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

Is WARP by Tinkerforge free?

WARP by Tinkerforge is free to download, with no in-app purchases.

Do Watto or WARP by Tinkerforge have ads?

Neither Watto nor WARP by Tinkerforge shows ads.

Which is updated more often, Watto or WARP by Tinkerforge?

Watto ships an update every 2 months, and WARP by Tinkerforge every 9 months. Most recently, Watto was updated on September 22, 2026 and WARP by Tinkerforge on September 24, 2026.