First Security Mobile Banking vs Grand Coin
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
First Security Mobile Banking
Access your bank accounts anytime, anywhere with this mobile banking application. Check balances, pay bills, transfer funds, and locate branches or ATMs conveniently and securely from your device.
- Check account balances
- Pay bills
- Transfer funds between accounts
- Find branch and ATM locations
- View recent transactions
- Secure 24/7 access
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If you never go anywhere without your iPhone, then you always have your bank too! This free service for customers enrolled in Online Banking gives you anytime access to your First Security Bank & Trust accounts. Our Mobile Banking app puts the ability to access your account, check balances, pay bills, transfer funds and find branch and ATM locations as close as your mobile device. It’s convenient, secure and available 24/7. Summary • Pay your bills** • Manage your accounts anywhere • Fast, free, and easy • Available 24/7 • Check balances • View recent transactions • Transfer funds between accounts • Locate ATMs and First Security branches SECURITY: Our mobile banking safeguards your accounts using the same advanced encryption and verification technology as First Security Bank & Trust’s Online Banking, protecting your personal information. To get started, simply log into your First Security Bank & trust Online Banking and enroll in Mobile Banking. *Must be enrolled in First Security Bank & Trust Online Banking **Must have Bill Pay setup previously in Online Banking ***First Security Bank & Trust Mobile Banking is free to download, although messaging and data rates from your wireless provider may apply.
Grand Coin
This app helps you build a daily savings habit by automatically saving one dollar each day. Link your U.S. bank account to securely hold your savings and track your progress. Withdraw your funds whenever you choose from a simple, focused interface.
- Daily $1 savings habit builder
- Secure U.S. bank account linking via Stripe
- Track savings balance and activity
- Withdraw savings to linked bank
- Simple, focused interface
- Account management and support links
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Grand Coin helps you build a daily savings habit one dollar at a time. Save a dollar a day. Feel like a million. Link your U.S. bank account securely through Stripe, then hold the coin in the app to save $1. Watch your total saved grow, keep a simple daily streak as you check in, withdraw to your linked bank when you want, and manage everything from one simple screen. HOW IT WORKS • Create an account with email, Sign in with Apple, or Google • Link your U.S. bank account through Stripe Financial Connections • Hold the coin to authorize a $1 ACH deposit • Track your savings balance, activity, and daily streak on Home • Withdraw available savings to your linked bank account • Manage your account, legal policies, and support links in one place BUILT FOR SIMPLICITY Grand Coin is designed around a single daily action: hold the coin, save a dollar. No complicated budgets or spreadsheets — just a clear, focused way to save a little every day. Your daily streak helps you stay consistent and celebrate showing up. SECURITY & TRUST Bank linking and payment processing are handled by Stripe. Grand Coin does not store your full online banking login credentials. Deposits and withdrawals move through the U.S. banking network (ACH), which may take several business days to complete. IMPORTANT • Grand Coin is free to download • Intended for U.S. residents 18 years of age or older • Sign-in is required • Real bank linking is required to deposit and withdraw savings OPTIONAL SUPPORT You can make a voluntary one-time in-app purchase to support Grand Coin. It does not affect your savings, deposits, withdrawals, or bank linking. Restore Purchases is available under Account → Support Grand Coin. SUPPORT & POLICIES Support: https://www.puzzlingapps.com/contact-support-really-puzzling-app Privacy Policy: https://www.puzzlingapps.com/privacy-policy-grand-coin Terms of Use: https://www.puzzlingapps.com/terms-of-use-grand-coin © 2026 Puzzling Apps and Games
Screenshots
Verdict
The clearest difference is in-app purchases: First Security Mobile Banking at none against Grand Coin's 1. First Security Mobile Banking also leads on ratings volume (708 vs 2). Grand Coin's advantage is update cadence (every 9 days vs every 3 months) and rating (5.0 vs 4.8). On price, ads, device support and iOS requirement 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. Grand Coin sells 1 one-off in-app purchase. First Security Mobile Banking asks for nothing beyond the download.
Grand Coin holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: First Security Mobile Banking has 708 ratings behind it against 2, so its average is the more settled of the two.
First Security Mobile Banking ships an update every 3 months, Grand Coin every 9 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.
| Parameter | First Security Mobile Banking | Grand Coin |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (708 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 45.5% of reviews | — |
| Number of ratings | 708 — better | 2 |
| Update frequency | Every 3 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 102 MB | 23 MB |
| Age rating | 4+ | 17+ |
| Developer | First Security Bank & Trust Co | Zachary Cooke |
Customer experience
First Security Mobile Banking
Grand Coin
Bugs and requests
First Security Mobile Banking
Reported bugs
7 issues- App randomly stops working
- Hesitant to let users login
- App issues after iOS upgrades
- Touch ID randomly stops working
- Password reset option never works
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- Cannot enroll in the app
- Mobile deposits fail without clear notification
Requested features
4 requests- Display reason for declined transactions
- Improve responsiveness to iOS updates
- Provide notifications for failed check deposits
- Allow users to see why checks don't go through
Grand Coin
Not enough reviews yet to summarise bugs or requests.
In-app purchases
First Security Mobile Banking
No in-app purchases
Grand Coin
- Support Grand Coin$2.99
Questions
Is First Security Mobile Banking free?
Is Grand Coin free?
Which has better reviews, First Security Mobile Banking or Grand Coin?
Do First Security Mobile Banking or Grand Coin have ads?
Which is updated more often, First Security Mobile Banking or Grand Coin?
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