Comparison

TOG EV700 vs Sierro

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

Head to head
About

TOG EV700

Control your EV home charger remotely. Start, stop, and schedule charging sessions to optimize for lower energy costs. Monitor your electricity usage with this smart utility.

Highlights
  • Remote start/stop charging
  • Usage monitoring
  • Off-peak charging scheduling
  • Secure charger control
Features
Read full description

The TOG EV700 app can be used to securely control the EV700 home charger, allowing you to start and stop sessions, monitor usage, and schedule charging for off-peak times when energy costs are the lowest.

About

Sierro

Monitor and manage your home energy storage system. View battery status, solar generation, and power flow. Receive alerts for power outages and low battery levels to stay informed.

Highlights
  • Monitor battery status
  • View solar generation
  • Track power flow
  • Receive device alerts
  • Get outage notifications
  • Low battery alerts
Features
Read full description

Sierro Energy helps you monitor and manage your Sierro home energy storage system. View battery status, solar generation, power flow, and device alerts in one place. Get notifications for power outages and low battery so you can stay informed even when the app is in the background.

Screenshots

TOG EV7004 screens
Sierro3 screens

Verdict

The call

The clearest difference is rating: TOG EV700 at 3.0 against Sierro's 2.3. TOG EV700 also leads on review sentiment (60% vs 50%) and ratings volume (9 vs 3). On price, update cadence, ads and in-app purchases 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.

ReceptionRating · Positive reviews · Number of ratings

TOG EV700 holds the better App Store score, 3.0 against 2.3. Both are backed by a comparable volume of ratings — 9 and 3 respectively. Written reviews point the same way: 60% of TOG EV700's written reviews are positive against 50% of Sierro's.

UpkeepUpdate frequency

TOG EV700 ships an update fortnightly, Sierro every 10 days. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
TOG EV700 versus Sierro: the parameters behind the verdict, then further details
ParameterTOG EV700Sierro
PriceFreeFree
Rating3.0 (9 ratings) — better2.3 (3 ratings)
Positive reviews60.0% of reviews — better50.0% of reviews
Number of ratings9 — better3
Update frequencyFortnightlyEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS10.0 — better15.0
Further details — not scored
Size13 MB7 MB
Age rating4+4+
DeveloperTurnOnGreen Inc.Sierro Intelligent Technology Co., Ltd

Customer experience

TOG EV700

All ratings7 ratings
Positive57.1%
Neutral14.3%
Negative28.6%
Written reviews5 reviews
Positive60.0%
Neutral20.0%
Negative20.0%

Sierro

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

TOG EV700

No in-app purchases

None

Sierro

No in-app purchases

Questions

Is TOG EV700 free?
TOG EV700 is free to download, with no in-app purchases.
Is Sierro free?
Sierro is free to download, with no in-app purchases.
Which has better reviews, TOG EV700 or Sierro?
TOG EV700 is rated higher. TOG EV700 averages 3.0 out of 5 from 9 ratings, while Sierro averages 2.3 from 3 ratings.
Do TOG EV700 or Sierro have ads?
Neither TOG EV700 nor Sierro shows ads.
Which is updated more often, TOG EV700 or Sierro?
TOG EV700 ships an update fortnightly, and Sierro every 10 days. Most recently, TOG EV700 was updated on October 27, 2026 and Sierro on October 31, 2026.

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