Comparison

Sleek Reminder vs ESFMS

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

Head to head

About

Sleek Reminder

Features

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Streamlined Reminders. Groups connected. Boost your Business. Sleek is an easy to use and efficient app to track your upcoming activities. Appointments, meetings, trainings, fixtures, and group events, streamlined into one easy to use screen. Designed for individuals, groups, sports teams, and businesses. Groups stay connected with real-time notifications. All members alerted to new activities and updates. Boost your business with unlimited business card sharing to customers. Set professional appointments, sent seamlessly to clients as upcoming reminders.

About

ESFMS

Features

Read full description

Dedicated field service app makes managing on-site jobs faster and more efficient than ever. - Real-time access to job details and service history - Assign, track, and manage jobs - Capture customer signature, photos, and service notes - Eliminate paperwork and reduce response times

Screenshots

Sleek Reminder4 screens

ESFMS4 screens

Verdict

The call

The clearest difference is iOS requirement: ESFMS at 10.0 against Sleek Reminder's 15.1. 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.

UpkeepUpdate frequency

Sleek Reminder ships an update every 5 weeks, ESFMS every 2 months. The most recent releases landed on September 10, 2026 and September 13, 2026 respectively.

Scorecard1 real difference · 5 level

Sleek Reminder versus ESFMS: the parameters behind the verdict, then further details
Parameter	Sleek Reminder	ESFMS
Price	Free	Free
Update frequency	Every 5 weeks — better	Every 2 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	15.1	10.0 — better
Further details — not scored
Size	36 MB	58 MB
Age rating	4+	4+
Developer	ANDREW ROBERT WILLIAM SMITH	Han Wei Loi

In-app purchases

None

Sleek Reminder

No in-app purchases

None

ESFMS

No in-app purchases

Questions

Is Sleek Reminder free?

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

Is ESFMS free?

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

Do Sleek Reminder or ESFMS have ads?

Neither Sleek Reminder nor ESFMS shows ads.

Which is updated more often, Sleek Reminder or ESFMS?

Sleek Reminder ships an update every 5 weeks, and ESFMS every 2 months. Most recently, Sleek Reminder was updated on September 10, 2026 and ESFMS on September 13, 2026.