DTE Energy vs FernCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DTE Energy
Manage your energy account conveniently on the go. Pay bills, enroll in payment plans, report power outages, and track their restoration progress. Analyze your energy usage and receive account updates quickly.
- View and pay bills
- Enroll in payment programs
- Report power outages
- Track outage restoration
- Analyze energy usage
- Manage payment methods
- Receive account messages
Read full descriptionHide full description
Pay your bill, enroll in a payment program, report an outage and track its restoration, all with the new DTE Energy mobile app. Want to make a payment, analyze your energy usage, or just view your bill? The new DTE Energy mobile app makes it easy to do while on-the-go. The DTE Energy Mobile app will give you a convenient, quick and easy way to take care of what you need because we know how important saving time can be. With as little as three clicks you can take care of almost anything – paying your bill, comparing monthly energy usage, reporting and tracking an outage, all in one convenient app. Features - Sign in to view your current bill, account details and analyze your energy consumption - Make a one-time payment or schedule future dated payments - Manage your saved payment methods - Get real-time account and payment related messages - Report a power outage, and dim or flickering lights - Report or get additional information on a gas leak or downed wire - Track restoration progress with updates via email, text or push notification - See what areas have outages and how many customers are affected - Look up nearby businesses to see which have power and their contact details - Increase security while using the app with 1Password and enabling TouchID
FernCalc
Read full descriptionHide full description
FernCalc is a clean, polished four-function calculator designed to make everyday math simple and pleasant. Use it for addition, subtraction, multiplication, division, percentages, negative numbers, and everyday calculations with clear formatting and an uncluttered interface. FernCalc includes thoughtful touches such as: * Percentage calculations * Repeated equals * Backspace editing * Thousands separators * Clear decimal formatting * A polished dark green and gold design And just as importantly, FernCalc respects you. There are no ads. No tracking. No subscriptions. No pop-ups. No in-app purchases. No account required. FernCalc is free — and it will stay free. Open it, calculate what you need, and get on with your day.
Screenshots
Verdict
The clearest difference is iOS requirement: DTE Energy at 16.0 against FernCalc's 26.1. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | DTE Energy | FernCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (19K ratings) — better | — |
| Positive reviews | 40.4% of reviews | — |
| Number of ratings | 19K — better | — |
| Update frequency | Every 5 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 — better | 26.1 |
| Further details — not scored | ||
| Size | 51 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | DTE Energy Company | Fernique LLC |
Bugs and requests
DTE Energy
Reported bugs
3 issues- App crashes after updates
- Login issues with Touch ID/Face ID
- Outage notifications not always received
Requested features
3 requests- More detailed usage and billing history
- Option to report different types of issues
- Ability to save location-specific settings
FernCalc
Not enough reviews yet to summarise bugs or requests.
In-app purchases
DTE Energy
No in-app purchases
FernCalc
No in-app purchases
Questions
Is DTE Energy free?
Is FernCalc free?
Do DTE Energy or FernCalc have ads?
Other comparisons















