Comparison

Sicon Approvals vs SlimDril

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

Head to head

Calculators for HDD Drilling

Free

📊 Productivity

No ratingsView app →

About

Sicon Approvals

Features

Read full description

Sicon Approvals app. A simplified companion app for your Approvals system to use on the go. Create, Submit and Approve: - Expenses - Requisitions - Holiday Requests - Absence Requests - Timesheets Also Approves: - Invoices - Suggested Payments Extras: - Create and record journeys which can then be applied to your expenses. - Goods Received now also available (Active connection to the Approval service required) Notes: - Requires Sicon Approvals Service ** Please be aware that the app does not support the full functionality of the WAP system.

About

SlimDril

Features

Read full description

A selection of calculators and PDF documents provided by SlimDril in order to support our products and clients in the HDD drilling industry.

Screenshots

Sicon Approvals4 screens

SlimDril3 screens

Verdict

The call

The clearest difference is iOS requirement: Sicon Approvals at 10.0 against SlimDril's 13.5. 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

Sicon Approvals ships an update every 2 months, SlimDril every 5 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard1 real difference · 5 level

Sicon Approvals versus SlimDril: the parameters behind the verdict, then further details
Parameter	Sicon Approvals	SlimDril
Price	Free	Free
Update frequency	Every 2 months	Every 5 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	10.0 — better	13.5
Further details — not scored
Size	629 MB	100 MB
Age rating	4+	4+
Developer	S I Consultants	Red Dune Ltd

In-app purchases

None

Sicon Approvals

No in-app purchases

None

SlimDril

No in-app purchases

Questions

Is Sicon Approvals free?

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

Is SlimDril free?

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

Do Sicon Approvals or SlimDril have ads?

Neither Sicon Approvals nor SlimDril shows ads.

Which is updated more often, Sicon Approvals or SlimDril?

Sicon Approvals ships an update every 2 months, and SlimDril every 5 weeks. Most recently, Sicon Approvals was updated on November 3, 2026 and SlimDril on November 4, 2026.